Answer:
I think option A is the answer
a What is the other name for a microbe ?
Answer:
microorganisms, bacillus, bacterium, virus or germ
Answer:
microorganism
Explanation:
In the last 100 years, the average surface temperature of the Earth has risen by about ____________ degree Fahrenheit and could increase by another one to four degrees in the next 50 years.
20 points!!! + brainly!!! real answers only!!!
rabies:
What are the symptoms the animal would exhibit?
How does the disease impact the animal?
How could you prevent exposure to this disease?
Answer:
Symptoms:
FeverHeadacheHydrophobiaPhotophobiaAgitation Increased salivationThe animal becomes hyperreactive to external stimuli and bite at anything nearIncoordination is seen due to rear limb paralysis and drooling and difficulty swallowing is caused by paralysis of facial and throat muscles.It's a deadly disease. Death is usually caused by respiratory arrest.
Prevention can be done through:
Vaccinating dogs, cats, and ferrets against rabiesKeeping pets under supervisionContacting an animal control officer if the animal is acting strangely17. Which British law does the illustration on the right refer to?
Please help
Answer:
The British Law does the illustration on the right refer to Publication Right .
I hope this will be the answer
Which option lists materials in order by their ability to allow the flow of
electrons, from least easily to most easily?
A. Insulator, semiconductor, conductor
B. Conductor, semiconductor, insulator
c. Semiconductor, insulator, conductor
O D. Semiconductor, conductor, insulator
The correct option that lists materials in order by their ability to allow the flow of electrons, from least easily to most easily, is Insulator, Semiconductor, and Conductor, which is in Option A.
What are an electron, an insulator, etc.?The ability of a material to conduct electricity depends on the number of free electrons that are available to move through the material. In an insulator, there are very few free electrons, which means that the material does not conduct electricity very well. Insulators are typically used to prevent the flow of electricity, for example, in electrical wiring, where plastic or rubber coatings are used to insulate the copper wires.
Hence, the correct option that lists materials in order by their ability to allow the flow of electrons, from least easily to most easily, is Insulator, Semiconductor, and Conductor, which is in Option A.
Learn more about the electron, insulator, etc. here.
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How would transcription of the E. coli trp operon be affected by changing the two Trp codons in the leader peptide gene to His codons?
Answer:
The attenuation system would respond more to histidine (His) than to tryptophan (Trp) levels
Explanation:
In genetics, the attenuation system refers to the process of control which is responsible for triggering premature termination of transcription in bacterial operons. In bacteria, the process of attenuation is characterized by the presence of an attenuator, which is a stop signal sequence found in the leader mRNA. The tryptophan (trp) operon, which is a cluster of genes responsible to encode the components required during the production of tryptophan, is controlled by the attenuation system. When there is a high tryptophan level, the ribosomes are able to translate an attenuator sequence, thereby resulting in termination of transcription. The attenuation system also controls the synthesis of other amino acids including histidine (His), phenylalanine (Phe) and threonine (Thr).
What is the main source of energy for the world
Your first assignment is to provide information to the firm BigMoney Inc., a chemical producer in Kansas interested in using microbes to clean toxic spills (bioremediation). BigMoney Inc. has had a major spill of inorganic S that contaminated the soil around their plant. Scientists at BigMoney have developed mechanisms for removing H2S from soil, but have not found one for S. They want to know on a strictly theoretical basis (regardless of whether bacteria exist in nature that actually do these specific reactions) if there are any types of bacteria that could use S to give rise to H2S. (7 points total)
S ? H2S (-0.274)
a) is this an oxidation or reduction?
b) is S serving as an electron acceptor or donor?
c) Which of the following metabolisms (aerobic respiration, anaerobic respiration, aerobic chemolithotrophy and anaerobic chemolithotrophy) could be used to carry out this reaction? You can assume the reaction given above is either the initial oxidation reaction or the final reduction reaction. You must think about whether each of these metabolisms can oxidize or reduce inorganic materials. Remember, think strictly theoretically. Note, you must indicate ALL metabolisms that could be used. (1 point)
d) For each of the metabolisms that could be used, describe exactly how H2S will be formed providing the following information: (5 points)
Is the initial electron donor (from where are the electrons being taken) organic or inorganic?
Which of the pathways discussed in class (glycolysis, TCA, electron transport chain, chemolithotrophy, photosynthesis, and fermentation) will be used to get the electrons?
Is the final electron acceptor oxygen or not oxygen, and is it organic or inorganic?
Please provide a specific example of a half reaction (either initial oxidation or final reduction) that would work with the half reaction provided in this scenario, and briefly describe why it was chosen. Hint: your answer must consider the reduction potential of the electron acceptor compared to that of the electron donor and the half equation given must be either the donating or accepting reaction. Note: you may assume other molecules, both organic and inorganic, are present in the soil.
Answer:
i dont know how to answer this question
Explanation:
where do plants get their energy from for photosynthesis to occur? water, sunlight, oxygen, or food(glucose)
Answer:
Sunlight and Water
Explanation:
Plants can make food from absorbing sunlight
Which changes are environmental effects of farming?
A: Flooding
B: Soil Erosion
C: Increased Carbon Dioxide Levels
D: Habit Loss
The amount of nitrogen in the atmosphere is affected by:
A) sewage treatment plants
B) inorganic nitrogen fertilizers
C)pollution from factories
D)all of the above
What is a way in which recombinant DNA technology is helping human health?
Answer:
Recombinant DNA technology has also proven important to the production of vaccines and protein therapies such as human insulin, interferon and human growth hormone. It is also used to produce clotting factors for treating haemophilia and in the development of gene therapy.
Explanation:
hope this helps :)
What is most likely to happen if predators are introduced to an ecosystem with no known predators?(1 point) An increase in species migration. An increase in species differentiation. A decrease in species evolution. A decrease in species abundance.
Answer:
A decrease in species abundance.
Explanation:
(this was correct- connections academy)
if predators are introduced to an ecosystem with no known predators there is a decrease in species abundance.
What is the role of predators in the ecosystem?
Predators are an important part of a balanced ecosystem. Predators remove vulnerable prey, such as the old, injured, sick, or very young, leaving more food for the survival and success of healthy prey animals.
Also, by controlling the size of prey populations, predators help slow down the spread of disease.
Thus, if predators are introduced to an ecosystem with no known predators there is a decrease in species abundance.
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HELP PLEASE
When Earth, the moon, and the sun align, which order would lead to a solar eclipse? (1 point)
A. sun–Earth–moon
B. moon–Earth–sun
C. sun–moon–Earth
D. moon–sun–Earth
Answer:
C. sun-moon-Earth
Explanation:
For a solar eclipse to occur, the moon must be between the sun and Earth.
When Earth, the moon, and the sun align, the correct order that leads to a solar eclipse is sun–moon–Earth. Thus, the correct option for this question is C.
What is a Solar eclipse?The Solar eclipse may be defined as a type of natural phenomenon that involves the passage of the moon between the sun and the earth. As a result of this, it obscures the Earth's view from the Sun either partially or completely.
The correct order of the solar eclipse clears one thing with respect to the actual location of the moon is always found between the sun and the earth. Now, among the options given, only option C matches this required instance.
Therefore, the correct order that leads to a solar eclipse is sun–moon–Earth. Thus, the correct option for this question is C.
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Please help me with number 4
Why do we observe that superficial, varicose veins are more common in the lower extremities than in the upper extremities?
Answer:
Varicose veins are twisted, enlarged veins. Any superficial vein may become varicosed, but the veins most commonly affected are those in your legs. That's because standing and walking upright increases the pressure in the veins of your lower body.
Explanation:
A. Objective type questions
Choose the correct answer.
1. Which of the following is not transported by the xylem and phloem tubes on the stem?
a) Sugar
b) Water
c)
Carbon dioxide
d) Mineralsalt
Answer:
C) Carbon dioxide
Explanation:
Xylem and Phloem are tissues that majorly transport food and liquid components e.g water within a plant they are not responsible for transportation or gas e.g Carbon dioxide. The respiratory organs which are Stomata and lenticels are the ones in charge of that
Which one of the following types of the tissue stores fat in the body?
A) cartilage
B) bone
C) adipose tissue
D) fibrous connective tissue
its c), adipose tissue.
Answer:
C) Adipose Tissue
Explanation:
Adipose Tissue stores fats in the body!!
What spheres are affected by pesticides? Is the atmosphere, geosphere, hydrosphere, and biosphere affected by pesticides?
DO NUMBER 3 FOR 50 POINTS
Answer:
nucleotides
Explanation:
Which representation of data visualizes potential relationships between variables?(1 point) a table a graph a chart a list
Answer:
A chart
Explanation:
A database management system (DBMS) can be defined as a collection of software applications that typically enables computer users to create, store, modify, retrieve and manage data or informations in a database. Generally, it allows computer users to efficiently retrieve and manage their data with an appropriate level of security.
A chart is a representation of data which visualizes potential relationships between variables. Some examples include pie chart, bar chart, etc.
A bar graph also known as a bar chart can be defined as the graphical representation of data (informations) by using vertical columns or rectangular bars. When a data set is observed, a bar chart can be used to graphically represent or record the total or overall amount of information contained therein. Generally, bar charts are used for the comparison of informations obtained from a data collection by representing each value (information) with rectangular bars respectively.
Answer:
A graph
Explanation:
Took the quick check xd :)
How can humans interfere with the phosphorus cycle?
Answer:Humans affect the phosphorus cycle mainly by the use of fertilizers and raising livestock, especially hogs.
Explanation: Hope this helps:)
PLEASE ANSWER FAST!! :)
Which of the following biogeochemical cycles can be influenced by human activity and cause eutrophication of a local water supply?
nitrogen cycle
water cycle
oxygen cycle
carbon cycle
Answer:
A.
Explanation:
Nitrogen Cycle
Answer:
D
Explanation: Its either D or C but I think its D oxygen wont hurt water
A scientific investigation is replicable if
A.
the same investigation is conducted in two different laboratories by two different scientists and the same results are produced.
B.
one scientist performs many different experiments in his or her own laboratory.
C.
two different scientists perform different experiments in their own laboratories but they produce the same results.
D.
one scientist performs the same experiment in his or her own laboratory and different results are obtained.
Answer:
I believe the answer is d
Answer:
"the same investigation is conducted in two different laboratories by two different scientists and the same results are produced"
Explanation:
I just did this on study island and got it right!
How many nucleotides are there in 5 codons?
Answer:
15 because one codon is three nucleotides
Rock pocket mice live in the deserts of the American southwest. Ancestral pocket mice all had light-colored coats that blended in
with the region's rocks and sandy soil, keeping the mice hidden from predatory owls. About 1.7 million years ago, a series of
volcanic eruptions spewed out wide trails of black lava into the middle of rock pocket mouse territory. Currently there are two color
morphs of rock pocket mice: light-colored mice that are typically found in habitats with sandy soil, and dark-colored mice that are
typically found in habitats with dark-colored lava rocks.
Which of the following best justifies the claim that alleles that may be adaptive in one type of environment can be deleterious in
another because of different selective pressures?
Answer:
C
Explanation:
Just answered this
what are the molecules which are the result of any chemical reaction.
Answer:
In a chemical reaction, the atoms and molecules that interact with each other are called reactants. In a chemical reaction, the atoms and molecules produced by the reaction are called products. In a chemical reaction, only the atoms present in the reactants can end up in the products.
is there difference between aqueous channel and aquaporin?
Answer:
Pathways by which water can cross a membrane lipid bilayer. Water can diffuse slowly across the bilayer between the lipid molecules (shown in blue). ... In contrast, water traverses the membrane much more rapidly through aqueous channels (aquaporins - shown in brown), and this process is much less temperature-sensitive.
Explanation:
hope this help you
The process of meiosis is essential in the sexual reproduction and life cycle of many organisms. The outcome of meiosis is haploid gametes. Which statements correctly describe the importance of meiosis to the life cycle or these organisms?
A) Increasing genetic diversity ensures that no two haploid gametes are exactly the same.
B) Taking a diploid cell to its haploid state occurs during the first cell division of meiosis.
C) Checkpoints during meiosis ensures that chromosome separation occurs accurately, avoiding non-disjunction.
D) DNA synthesis occurs before each cell division in meiosis ensures that the integrity of the chromosomes is maintained.
E) Reducing the number of chromosomes by half during meiosis ensures the chromosome number is maintained during fertilization.
Answer:
Its A,B,C, and E on USATESTPREP
Explanation:
which statement about the Aqua culture industry in the US is true
Answer:
The true statement about the aquaculture is that It means “cultivating small acreages of land.”