Cell division is the process by which DNA is transmitted to offspring.
The combination of a mother's egg and a father's sperm results in a fetus. Each chromosome is divided into two halves in the egg and sperm. The newborn inherits all chromosomes from the egg and sperm together. Therefore, the mother and father each contribute 50 percent of the baby's DNA.
DNA is carried from one cell generation to the following and, ultimately, from the parent organisms to their progeny through the process of cell division. Through inherited chemical units of information (typically, genes), genetic information is transmitted from generation to generation. By sexually reproducing, organisms create offspring who are genetically identical to themselves. This maintains the genetic material's branch and links generations.
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H. Laboratory safety measures is essential while doing an experiment.
Answer:
When performing experiments, it is important to maintain lab safety. This is true whether you’re working alone or in a group. Regardless of the situation, you must make sure that your work is as safe as possible. You should wear protective gear when necessary, including gloves, goggles, and aprons.
Explanation:
Some of the laboratory safety measures are:
Wear suitable laboratory clothing.Handle chemicals carefully.Maintain equipment properly and regularly..To learn more on lab safety,
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What is the primary cause of poor air quality in Mexico City?
O gas emissions from drilling
O pollution from car exhaust
O particulates from erosion
Odust from deforestation
Answer:
Located in the crater of an extinct volcano, Mexico City is about 2,240 metres above sea level. The lower atmospheric oxygen levels at this altitude cause incomplete fuel combustion in engines and higher emissions of carbon monoxide and other compounds
Second option: pollution from car exhaust
Explanation:
Humans must maintain consistent levels of blood calcium. Must the lungs have effector tissue that moves calcium between the environment and the blood? Select one: a. Yes b. No
No. The lungs do not have effector tissue that moves calcium between the environment and the blood. The main organs responsible for regulating blood calcium levels are the bones, kidneys, and the parathyroid gland.
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can a pure culture be prepared directly from a mixed-broth culture
Yes, a pure culture can be prepared directly from a mixed-broth culture through a process known as subculturing or streak plating.
This method involves transferring a small sample of the mixed-broth culture onto a solid growth medium, such as agar, in a petri dish.
To prepare a pure culture sterilize the necessary equipment, such as an inoculating loop or needle, petri dishes, and growth medium (agar), to ensure a contamination-free environment.
Take a small sample of the mixed-broth culture using a sterilized inoculating loop or needle.
Streak the loop or needle across the surface of the agar in the petri dish, spreading the sample over a small area.
Sterilize the loop or needle again to avoid cross-contamination.
Incubate the petri dish upside down in an incubator at the appropriate temperature and conditions required for the specific organism you wish to isolate.
After incubation, individual colonies of different microorganisms should grow on the agar surface. Each colony represents a single organism derived from the original mixed-broth culture.
Using a sterilized loop or needle, carefully pick a single colony and streak it onto a new agar plate. This process is known as a subculture.
By streaking the colony onto a fresh plate, you are separating it from any remaining mixed culture and ensuring a pure culture of the desired organism.
Repeat this subculturing process multiple times, transferring colonies from one plate to another, to ensure that the culture remains pure.
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Which features make yeast artificial chromosomes (YACs) an excellent cloning tool? The YAC allows for the expression of bacterial genes. In their linear form, YACs contain telomeres at each end for stability, an origin of replication, and they can be used to clone up to 2-Mb pairs of DNA. A YAC also contains a yeast centromere along with selectable markers and a number of restriction sites. This allows for the insertion of up to 2-Mb pairs of DNA. Eukaryotic genes are relatively small. Cloning into a YAC allows for the function and the structure of these genes to be studied. YACs are large but low copy number plasmids that can accept DNA inserts in the 100- to 300-kb range.
Yeast artificial chromosomes (YACs) are an excellent cloning tool due to their unique features, which enable the efficient cloning and manipulation of large DNA fragments.
One crucial feature is their linear structure, which includes telomeres at each end for stability, allowing for proper replication and segregation during cell division. Additionally, YACs contain an origin of replication, ensuring proper replication in the host cell.
The presence of a yeast centromere in YACs contributes to accurate chromosome segregation, further enhancing their utility as cloning tools. Selectable markers within YACs allow for the identification and selection of cells carrying the desired recombinant DNA. A variety of restriction sites in YACs enable the insertion of large DNA fragments, up to 2-Mb pairs, which is significantly larger than the capacity of other cloning vectors.
Moreover, YACs can accommodate eukaryotic genes, allowing researchers to study the function and structure of these relatively small genetic components. The large but low copy number plasmids of YACs facilitate cloning DNA inserts in the 100- to 300-kb range, making them an invaluable tool for studies involving large genomic fragments and complex genetic engineering tasks.
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the underlying premise of neuromodulation is that the brain is an electrochemical organ that can be modulated by the use of devices that employ electricity.a.trueb.false
The underlying premise of neuromodulation is that the brain is an electrochemical organ that can be modulated by the use of devices that employ electricity(a)The statement is true.
Neuromodulation is a medical technique that involves using devices that use electrical or chemical signals to modulate or alter the activity of the nervous system, particularly the brain.
The underlying premise of neuromodulation is indeed that the brain is an electrochemical organ that can be modulated by the use of devices that employ electricity or other forms of energy. These devices include deep brain stimulators, transcranial magnetic stimulators, and other implantable or non-invasive devices that can be used to treat a variety of neurological and psychiatric conditions.
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What is the source of energy for photosy
c) Earth
d) tubew
a) The sun
b) The ocean
which statement represents the major concept of the biological theory of evolution?aa new species moves into a habitat when another species becomes extinct.b (every period of time in earth's history has its own group of organisms.present-day organisms on earth developed from earlier, distinctly different organisms.every location on earth's surface has its own unique group
The statement that represents the major concept of the biological theory of evolution is (b) "present-day organisms on Earth developed from earlier, distinctly different organisms."
This concept is also known as descent with modification or common descent, and it is a central idea in the theory of evolution proposed by Charles Darwin.
This theory proposes that over time, populations of organisms change through the process of natural selection, resulting in the formation of new species from earlier ones.
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you have isolated a coagulase-negative staphylococcus species (cns) from a urine specimen. what should be done next
The isolation of a coagulase-negative Staphylococcus species (CNS) from a urine specimen requires further investigation to determine the significance of the isolate.
Isolation refers to the state of being separated from others, either physically or emotionally. It can occur voluntarily or involuntarily, and it can be temporary or long-term. Isolation can take many forms, including social isolation, emotional isolation, and physical isolation.
Social isolation occurs when an individual is physically separated from others, such as being confined to a prison cell or living alone in a remote area. Emotional isolation occurs when an individual feels disconnected from others, either due to personal experiences or mental health conditions. Physical isolation occurs when an individual is unable to interact with others due to physical barriers, such as being bedridden or in quarantine.
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HELP 30 POINTS EASY!!!!!!
Answer: I think the answer is C. Some organisms would not be well-adapted to the higher temperatures.
Explanation: I hoped that this helps
Figure 1 shows the relative rates of transpiration (water loss) and water intake for a plant over an 18-hour period. Which of the following describe between transpiration and water intake in the plant?
The option that describes the relationship between transpiration and water intake in the plant is Option A.
"Transpiration from the leaves of the plant stimulates subsequent water intake by the roots of the plant."
What is transpiration in plants?The rate of water absorption in plants is determined by transpiration. Plants do not utilize all of the water absorbed from the soil. Much of it is emitted by transpiration.
Through transpiration, around 97-99% of the water is lost. Transpiration is described as the physiological loss of water in the form of water vapor, mostly through stomata in leaves, but also by evaporation from leaf, flower, and stem surfaces.
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genetic exception laws group of answer choices require a separation of genetic information from other medical information. grant the right of death row inmates to demand genetic dna testing if they think the tests might exonerate them. grant legal custody of a child to the genetic parent in cases of in vitro fertilization or surrogate mothers. allow stem cell treatment of genetic disorders.
The correct answer is A, Grant legal custody of a child to the genetic parent in cases of in vitro fertilization or surrogate mothers.
Genetics is the study of heredity, the passing of traits from one generation to the next. It is a branch of biology that focuses on the molecular structure and function of genes, as well as their interactions with each other and the environment.
Genes are segments of DNA that contain the instructions for producing specific proteins. These proteins are responsible for carrying out various functions in the body, such as regulating growth and development, producing energy, and maintaining the immune system. The field of genetics has important applications in medicine, agriculture, and biotechnology. Medical genetics involves the diagnosis and treatment of genetic disorders, such as cystic fibrosis and sickle cell anemia.
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When a person exercises, muscle contractions produce lactic acid. Moderate increases in lactic acid can be handled by the blood buffers without decreasing the pH of blood. However, excessive amounts of lactic acid can overload the blood buffer system, resulting in a lowering of the blood pH. A condition called acidosis is diagnosed if the blood pH falls to 7.35 or lower. Assume the primary blood buffer system is the carbonate buffer system described in Exercise 45. Calculate what happens to the [H2CO3]/[HCO3 2] ratio in blood when the pH decreases from 7.40 to 7.35.
When the pH of blood decreases from 7.40 to 7.35, it means that the blood becomes more acidic.
In order to maintain the pH within the normal range, the carbonate buffer system in the blood comes into play. The carbonate buffer system consists of carbonic acid (H2CO3) and bicarbonate ions (HCO3-). When the pH decreases, the equilibrium between H2CO3 and HCO3- shifts towards H2CO3, which acts as a proton acceptor and helps to neutralize the excess hydrogen ions in the blood.
As a result, the [H2CO3]/[HCO3-] ratio in blood decreases when the pH decreases. This is because the concentration of H2CO3 increases while the concentration of HCO3- decreases. This shift in equilibrium helps to maintain the pH of blood within the normal range and prevent acidosis.
However, if the production of lactic acid continues to exceed the capacity of the carbonate buffer system, the pH of blood may continue to decrease, leading to acidosis. Therefore, it is important to maintain a balance between exercise intensity and recovery time to prevent excessive production of lactic acid and maintain a healthy blood pH.
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a drop in the body’s production of carbonic anhydrase would hinder the formation of:
A drop in the body's production of carbonic anhydrase would hinder the formation of bicarbonate ions (HCO3-) from carbon dioxide (CO2) and water (H2O).
Carbonic anhydrase is an enzyme that catalyzes the conversion of carbon dioxide and water into carbonic acid (H2CO3), which then rapidly dissociates into bicarbonate ions and hydrogen ions (H+). This process is essential for maintaining the acid-base balance in the body, particularly in the blood and tissues. Bicarbonate ions play a crucial role in buffering excess hydrogen ions and regulating pH levels.
Therefore, a decrease in carbonic anhydrase production would disrupt the efficient formation of bicarbonate ions, potentially leading to imbalances in acid-base homeostasis.
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Mark noticed that neither of the oils he tested produced bubbles nor appeared to dissolve. Both vegetable oil and olive oil are commonly used in cooking. If Mark were to test other types of cooking oils, what results could he expect?
The behavior of different types of cooking oils, when tested for bubbles and dissolvability, depends on their chemical properties.
Cooking oils are made up of different types of fatty acids, which determine their chemical properties. Oils with higher levels of unsaturated fatty acids, such as vegetable and corn oil, are more likely to produce bubbles and appear to dissolve due to their lower viscosity and higher degree of reactivity with other substances.
On the other hand, oils that are high in saturated fats, such as coconut oil and palm oil, are more likely to be solid at room temperature and may not produce bubbles or dissolve in the same way as other oils. Understanding the properties of different types of cooking oils can help cooks choose the right oil for different recipes and cooking methods.
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Question 5
Discuss the different types of plant labels. What are the advantages and disadvantages of each type?
There are three main types of plant labels: stick-on, hanging, and metal. Stick-on labels are the most common, but can be prone to fading and falling off. Hanging labels are durable but can be more difficult to read. Metal labels are the most permanent and weather-resistant, but also the most expensive.
Metal labels are durable and long-lasting, but they can be expensive and may rust over time. Wood labels are a natural and eco-friendly option, but they can rot, break, or become damaged by insects or weather. Stone labels are durable and can last for decades, but they are heavy and may be difficult to write on.
Each type of plant label has its own advantages and disadvantages, so gardeners should choose based on their needs, preferences, and the environmental conditions in which the labels will be used.
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1_______ develop in females at 3 months in utero. Many are stimulated to continue to grow into ________2_______.
Within these, the central ______3______ remains essentially dormant while the surrounding cells divide until birth.
At puberty, during each menstrual cycle, around a dozen or so _______4______ are stimulated to grow until one becomes dominant.
The follicular cells in the dominant ________5 ________ are the source of _______6_______.
Ultimately, this generates a signal for the egg cell to complete ______ 7______ as ovulation occurs.
The majority of the follicles do not ovulate and die in a process called _______8_______.
Follicles develop in females at 3 months in utero and many continue to grow into adulthood. At puberty, around a dozen follicles are stimulated to grow during each menstrual cycle.
The development of follicles, which are tiny fluid-filled sacs that contain immature eggs, begins in female fetuses at 3 months in utero. These follicles are stimulated to continue to grow into adulthood, with the majority not ovulating and dying in a process called atresia. During each menstrual cycle, around a dozen follicles are stimulated to grow by follicle-stimulating hormone (FSH) until one becomes dominant. The follicular cells in the dominant follicle produce estrogen, which thickens the lining of the uterus in preparation for possible fertilization. The dominant follicle ultimately generates a signal for the egg cell to complete meiosis and be released from the ovary during ovulation. The remaining follicular cells in the ovary form the corpus luteum, which produces progesterone to maintain the uterine lining. If the egg is not fertilized, the corpus luteum breaks down and hormone levels drop, resulting in the shedding of the uterine lining and the start of a new menstrual cycle.
1. Follicles; 2. primary oocytes; 3. oocyte; 4. follicles; 5. follicle; 6. estrogen; 7. meiosis; 8. atresia.
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does the duaringa state forest park have any listed conservation efforts, restoration plans, or initiatives?
State forest parks have conservation and restoration initiatives that aim to protect the natural environment, promote sustainability, and enhance biodiversity.
State forest parks are often managed by government agencies with a focus on the conservation and protection of the natural environment. Conservation efforts may include measures to protect endangered species and their habitats, control invasive species, reduce soil erosion, and promote sustainable land use practices.
Restoration initiatives may involve replanting native species, removing invasive species, restoring damaged habitats, and improving water quality. Some forest parks may also have research programs aimed at understanding the ecology of the area and identifying ways to promote biodiversity and sustainability.
It's important to note that conservation and restoration efforts are ongoing and can vary depending on the specific needs of the area. It's always a good idea to check with local conservation organizations or government agencies to find out more about current initiatives and how you can support them.
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a fish that has a skeleton of cartilage but no jaws or paired fins is called a [ select ] . a [ select ] is a jawed fish with a skeleton composed mainly of bone.
A fish that has a skeleton of cartilage but no jaws or paired fins is called a "agnathan." A "gnathostome" is a jawed fish with a skeleton composed mainly of bone.
Agnathan: Agnathans are a group of jawless fish that have a skeleton made of cartilage. They lack jaws and paired fins. Examples of agnathans include lampreys and hagfish. These fish rely on suction feeding and scraping food particles from their prey.
Gnathostome: Gnathostomes are a diverse group of jawed fish that have a skeleton composed mainly of bone. They possess jaws that enable them to efficiently capture and process food. The majority of fish species, including familiar groups like teleosts, are gnathostomes. The development of jaws and paired fins in gnathostomes allowed for more effective feeding, locomotion, and predation strategies, contributing to their evolutionary success.
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living organisms can be used to detoxitfy aquatic ecosystems after an oil spill, a technique known as
Bioremediation is a technique that involves the use of living organisms to remove or neutralize pollutants in the environment.
In the case of an oil spill, certain microorganisms can be used to detoxify the affected aquatic ecosystem. These microorganisms break down the hydrocarbons found in oil into less harmful substances, such as carbon dioxide and water.
Bioremediation is an effective and environmentally friendly way of dealing with oil spills. It is a natural process that occurs in the environment already, but can be enhanced and accelerated by the addition of specific microorganisms. These microorganisms can be introduced to the ecosystem through a variety of methods, such as spraying or injecting them into the water.
One of the advantages of bioremediation is that it is a cost-effective technique. It does not require the use of expensive equipment or chemicals. It also has a low environmental impact, as the microorganisms used are natural and do not leave behind any harmful residues.
However, bioremediation is not a foolproof technique. It can take time for the microorganisms to break down the pollutants, and some pollutants may be resistant to biodegradation. Additionally, bioremediation may not be suitable for all types of oil spills, and other techniques may need to be used in conjunction with it.
Overall, bioremediation is a promising technique for detoxifying aquatic ecosystems after an oil spill. With further research and development, it could become an important tool in protecting our oceans and the life they support.
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for what reason(s) do cells of single-celled organisms divide? how about for multicellular organisms?
Single-celled organisms divide to reproduce and increase their population. This is known as asexual reproduction and allows them to quickly colonize and occupy new environments. Additionally, cell division in unicellular organisms allows them to replace damaged or dying cells and maintain their overall health and function.
In multicellular organisms, cell division serves a variety of purposes. It is essential for the growth and development of the organism from a fertilized egg to an adult, as well as for the maintenance and repair of tissues and organs throughout the organism's life. During development, cell division allows for the formation of new tissues and organs, while in adult organisms, it allows for the replacement of damaged or dying cells. In addition, cell division plays a critical role in the immune response by allowing the body to rapidly produce new immune cells to fight off infections or diseases.
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what are some external similarities between a pig and a human
Answer:
Pigs share a number of surprising comparable traits with humans. For instance, we both have hairless skin, a thick layer of subcutaneous fat, light-colored eyes, protruding noses and heavy eyelashes.
Explanation:
Attenuation is another mechanism by which tryptophan synthesis is regulated when tryptophan is abundant in the environment. During attenuation, ribosomes quickly translate the 5' end of the mRNA transcript, causing the transcript to fold into a loop that forces RNA polymerase to detach from the DNA.
Which of the following best explains why attenuation is a mechanism that is unique to prokaryotes?
A.Prokaryotic genes do not contain introns.
B.®
Only prokaryotes can translate an mRNA while the mRNA is being transcribed.
C.Eukaryotes require more amino acids than prokaryotes do and therefore do not shut down production of tryptophan.
D.Eukaryotes do not have groups of genes that are regulated together.
The best explanation for why attenuation is a mechanism that is unique to prokaryotes is option B. Only prokaryotes can translate an mRNA while the mRNA is being transcribed.
What happens during attenuation ?In prokaryotes, transcription and translation coexist within the cytoplasm. No physical segregation between the two processes allows ribosomes to initiate their protein-making functions even before mRNA transcript completion.
In contrast, eukaryotes manifest separation where transcription takes place in the nucleus while translation occurs in the cytoplasm.
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primary immunodeficiencies affecting t cells tend to be more severe than those affecting b cells because
Because T cells control the adaptive immune response, primary immunodeficiencies that affect T cells typically have a greater severity than those that affect B cells. The correct answer is (C).
Agammaglobulinemia is characterized by a severe decrease in all serum immunoglobulin levels and the absence of circulating B cells.
Severe combined immunodeficiency, Wiskott-Aldrich syndrome, immunodeficiency with ataxia-telangiectasia, and Major Histocompatibility Complex deficiency are primary immunodeficiencies that result in both T-cell and B-cell deficiency.
Infections that occur more frequently, last longer, or are more difficult to treat than in people with a normal immune system are one of the most common symptoms of primary immunodeficiency. You may likewise get contaminations that an individual with a solid safe framework probably wouldn't get (crafty diseases).
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Q-.Primary immunodeficiencies affecting T cells tend to be more severe than those affecting B cells because:
A. T cells control the innate immune response.
B. T cells regulate antigen presentation.
C. T cells regulate the adaptive immune response.
D. T cells can trigger apoptosis.
E. None of the above.
which of the following strategies will best reduce eutrophication in the chesapeake bay? responses regulating the use of inorganic fertilizer in the susquehanna river watershed regulating the use of inorganic fertilizer in the susquehanna river watershed replacing permeable driving surfaces with impermeable driving surfaces in the potomac river watershed replacing permeable driving surfaces with impermeable driving surfaces in the potomac river watershed restoring forest ecosystems in the james river watershed restoring forest ecosystems in the james river watershed improving septic systems and wastewater treatment facilities in the rappahannock river watershed
The correct option to reduce eutrophication in the Chesapeake Bay is A. Regulating the use of inorganic fertilizer in the Susquehanna River watershed.
Excessive use of inorganic fertilizer in agricultural fields and lawns leads to the accumulation of nutrients in the soil, which eventually leach into waterways and cause eutrophication
To address this issue, various strategies can be implemented. Among the options given, regulating the use of inorganic fertilizer in the Susquehanna River watershed is the best strategy to reduce eutrophication in the Chesapeake Bay. This is because the Susquehanna River contributes the most nitrogen and phosphorus to the bay, and regulating the use of fertilizer will reduce the amount of nutrients entering the river.
Replacing permeable driving surfaces with impermeable ones, restoring forest ecosystems, and improving septic systems and wastewater treatment facilities can also help reduce nutrient pollution, but regulating fertilizer use is the most effective solution.
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Full Question: Which of the following strategies will best reduce eutrophication in the Chesapeake Bay?
A. Regulating the use of inorganic fertilizer in the Susquehanna River watershed
B. Replacing permeable driving surfaces with impermeable driving surfaces in the Potomac River watershed
C. Restoring forest ecosystems in the James River watershed
D. Improving septic systems and wastewater treatment facilities in the Rappahannock River watershed
many vaccinations are given to babies in the first few months after birth. the measle vaccine, however, is not needed by babies until they are almost one year old. which staement explain why newborn are NOT given the measles vaccine? A. newborns are affected by different disease than their mothers are. B. the immune system of a newborn is already fully matured and developed. C. newborns receive some antibodies from their mothers through the placenta. D. the antibodies of the vaccine would destroy the antibodies already present in the newborn.
Answer:
C. newborns receive some antibodies from their mothers through the placenta.
Explanation:
This is because some of mother's virus-fighting antibodies may still be in a baby's body―providing some limited immunity but making the vaccine less effective until about 1 years old. Still, the early dose can offer some added protection when there is a high risk of measles exposure.
explain the distribution of the apples and the mystery of the milk. who is sent to explain this? what are his arguments? how do the animals respond?
The distribution of the apples and the mystery of the milk is that all the animal were already agreed that the apple wil be shred equally, ut in a day the order goes out that these will be collected and taken to the harness room for the pigs, the animals response was that they don't want Jones back.
What is fact about the distribution of the apples and the mystery of the milk ?Even though the animals agreed that the apples will be distributed equally among them, an order is given one day to gather the fruit and take them to the pigs' harness room. The pigs receive milk as well.
Although the animals are unsure of the pigs' need for this "brain food," they are certain that they do not want Jones to return, so they give in.
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Biologists believe that the elk population has stabilized between 4,000 and 6,000and will continue in that range for the next decade. Based on the data and thatinformation, a good estimate of the carrying capacity, K, of wolves in the Northernrange for the next decade would be
Based on the information provided, a good estimate of the carrying capacity, K, of wolves in the Northern range for the next decade would be within the range of 400 to 600.
Carrying capacity refers to the maximum population size that an ecosystem can sustainably support over a given period of time. In this scenario, biologists believe that the elk population has stabilized between 4,000 and 6,000, indicating that the ecosystem can support this range of elk numbers without significant fluctuations. Wolves are a natural predator of elk, and their population size is influenced by the availability of prey. Therefore, a reasonable estimate for the carrying capacity of wolves would be a proportionate range to that of the elk population, which in this case is 400 to 600. It's important to note that estimating carrying capacity involves various ecological factors and can be influenced by other variables, such as habitat quality and availability of resources.
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The actual question is:
Biologists believe that the elk population has stabilized between 4,000 and 6,000and will continue in that range for the next decade. Based on the data and that information, a good estimate of the carrying capacity, K, of wolves in the Northern range for the next decade would be what?
if 1 ml of an initial solution contains one million cells, how many cells would you expect in 1 ml of a 0.0001 dilution?
If 1 ml of an initial solution contains one million cells, you would expect to find 100 cells in 1 ml of a 0.0001 dilution.
A dilution of 0.0001 means that the initial solution has been diluted by a factor of 10,000. To calculate the expected number of cells in the diluted solution, you can simply divide the number of cells in the initial solution (1 million) by the dilution factor (10,000).
1,000,000 cells / 10,000 = 100 cells
Therefore, you would expect to find 100 cells in 1 ml of a 0.0001 dilution. It's important to note that this calculation assumes that the dilution is done accurately and thoroughly, without any loss or contamination of cells during the process.
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The corn crop in an area is prone to infestation by larvae from moths that feed on the cornstalks and ears of corn. The techniques used by two farmers to protect the corn crop are described below.
Technique A: Sprayed his corn crop with an insecticide. The insecticide is known to kill all honeybee, butterfly, and moth larvae.
Technique B: Used a genetically modified variety of corn. The plant produces an insecticide which selectively kills only the moth larvae as it feeds on the corn.
Which technique is likely to have less of an impact on the environment?
A.Technique B because it may help humans who consume corn to fight bacteria
B.Technique A because it kills a broader variety of insects to protect the corn
C. Technique B because it preserves the harmless insects and targets only the moth larvae
D.Technique A because insecticide use is better for preserving the environment
Answer: C
Explanation:
Let's start by eliminating options B and D as they suggest that technique A has a safer impact on the environment. However, the description clearly states that "The insecticide is known to kill all honeybee, butterfly, and moth larvae." This means that although the larvae are being killed, it is also harming the helpful honeybees and butterflies. This leaves us with options A and C. Upon further inspection, option A does not mention any benefits to humans other than killing the larvae. Therefore, the correct answer must be C.