Answer:
Overpopulation
Explanation:
Our earth has a carrying capacity which means the maximum amount of land and resources the environment can give to us without hurting itself. When we go over our carrying capacity we reach overpopulation which hurt our environment
Hope this helps:)
Can some help me with this please?
Answer:
carbon dioxide and sunlight is absorbed by chlorophyll for energy
oxygen and glucose is produced to serve as useful form of energy for cellular work
which source has the widest range of residence time
Answer:
Underground water source
Explanation:
Underground water source has the widest range of residence time. Underground water are usually present deep under the ground and are formed from the rainfall seeping into the soil and remaining there. Evaporation takes a bit of the water and the remaining are usually present for a very long time.
Underground water residence time usually ranges between few weeks to a thousand years which depicts a very wide range.
Which of the following is the correct definition of biomass
Answer:
The total amount of organic matter from plants and animals in a habitat.
Explanation:
Biomass can be defined in ecological terms and in industrial (environmental science) terms. Ecologically, it is defined by the total mass of organisms (not organic matter) given a specific area or ecosystem. This definition is not in the choices therefore the industrial term for environmental science should be appropriate. In environmental science, biomass is the organic matter from living organisms whether wastes or dead animals or plants that can be used as fuel in powering power plants to produce electricity (mainly). Therefore from that definition, the correct answer is: All materials that form from the remains of living organisms.
Answer:
*~( ̄▽ ̄)~*
Explanation:
"the definition of biomass is renewable energy source from Living or recently living plant and animal materials which can be used as file. for example of biomass :- plant material that produces electricity with steam.an example of biomass is animal fossil fuel".
Salivary amylase is an enzyme that breaks down starch. The optimum or best pH for this reaction is 6.7. Which of the following would not have an effect on a reaction involving this enzyme?
. Amount of substrate
. Enzyme concentration
. Maintaining the pH of the reaction at 6.7.
. Decreased temperature of reaction temperature by 10 degrees C.
Answer:
:-) maintaining the pH of the reaction at 6.7
Explanation:
hope this helps
A splitting enzyme generated by the salivary glands is called salivary amylase. It assimilates the starch element of the food into small molecules of maltose.
The correct answer is:
Option C. Maintaining the pH of the reaction at 6.7
The explanation for the answer is:
The degree of enzyme activity and its purpose depends on the concentration of the substrate present.Enzyme concentration influences the reaction as increased enzyme amount will result in the reaction to speed up.The enzyme action depends on the temperature as the drop in the temperature will reduce the rate of reaction.Therefore, maintaining the pH of the reaction at 6.7 will not affect the reaction.
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Plss help!!!ASAP!!
The Process of TRANSPIRATION helps
homeostasis in the plant by maintaining_______
levels.
Loss of water =________
(lack of____________)
whats the answer choices
Answer:
Explanation: Most of the time, the stomata are open during the daytime, when photosynthesis is active and closes at night, preventing any water loss. Another way, they maintain homeostasis is by keeping the water content of the leaf constant (controlling transpiration).
Which process takes the most energy? a.) Heating 10 kg of ice to the melting point. b.) Heating 10 kg of water to the boiling point. c.) Melting 10 kg of ice at a constant temperature. d.) Turning 10 kg of water to steam at a constant temperature. e.) None of the above.
Answer:
d.) Turning 10 kg of water to steam at a constant temperature.
Explanation:
Heat energy is the energy absorbed or released by a body or an object due to temperature difference. It flows from a body or system of higher temperature to that of lower temperature.
When heat energy is applied to change the state or phase of an object, a lot of energy is required in the process. The major two types of heat flow involved for the process are: specific heat and latent heat.
Therefore in the given question, the process that requires most energy is turning 10 kg of water to steam at a constant temperature.
Hydrochloric acid (HCI) is a strong acid.what ions are formed when HCI dissolves in water?
Answer:
H and Cl ions are formed
When HCl is dissolved in water, ions of H and Cl are formed. Hydrogen loses an electron (becoming an ion of +1 charge) and chlorine gains an electron (becoming an ion of -1 charge).
Which organisms are carrying out both photosynthesis and cellular respiration?
Answer:
Plants!
Explanation:
22 points! DON't USE ME FOR POINTS ORR I WILL BE REPORTING!!! (I will report you i'm being dead serious)
What is the FUNCTION IN THE CELL OF LIPIDS?
WHAT IS THE FUNCTION IN THE CELL OF PROTEINS?
DO THE FUNCTION!!
DO NOT GIVE ME FOOD PROTEIN I'M TALKING BIOLOGY!!
FIND FUNCTION IN TEXT JUST SO U NO
Answer:
1. Lipids perform three primary biological functions within the body: they serve as structural components of cell membranes, function as energy storehouses, and function as important signaling molecules.
2.The collection of proteins within a cell determines its health and function. Proteins are responsible for nearly every task of cellular life, including cell shape and inner organization, product manufacture and waste cleanup, and routine maintenance.
Why is ∆Hf0 62.4 kJ/mol for I2(g), but 0.0 kJ/mol for I2(s)?
Answer:
12(s) is in its standard state.
Explanation:
PLEASE ANSWER!❤️I’ll mark you brainliest or whatever it’s called.
What would happen to the atmosphere if photosynthesis/cellular respiration wasn’t occurring?
Answer:
very little oxygen
Explanation:
the atmosphere would have very little oxygen as photosynthesis produces and releases a ton of oxygen into the atmosphere. in addition plants and animals would cease to exist as they both heavily rely on photosynthesis and cellular respiration.
9. Scientists who study ancient marine life forms usually obtain fossils not from the sea floor, but from areas that were once
undersea and have been uplifted onto the continents. Why?
Answer:
because of the constant change of the earths surface
Explanation:
hope i was able t help you out :)
The fossils have been defined as the impressions of the dead animals and plants in the rock strata. It is found in the areas that were undersea due to the constant movement of plate tectonics.
What is plate tectonics?Plate tectonics is defined as the structure that is present in the crust and the upper mantle that is defined by the lithospheric plates. These plates are made of hard rocks that show interactions and either move over each other or away from each other.
It shows the formation of the land and seas due to the alteration in the rock strata that results in convergence and divergence. The rock layers are also observed from the fossils that are dead imprints of the organism from ancient times.
They are found in the areas that were once under the sea but now are extracted from the continents. It has been due to the continuous movement of the plate tectonics that alters and modifies the earth's surface by the movement.
Therefore, plate tectonics is the reason that marine fossils under the sea are now found under the continents.
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three structures in a nerve cell that are found in all animal cells
Answer:
The Neuron Structure
Explanation:
HELPPPPP ASAPPPPP PLSSSSS
Answer:
B. can survive existing environmental conditions
Explanation:
hope this helps :)
The heart is part of which organ system?
Muscular
Cardiovascular
Skeletal
Digestive
Answer:
The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
Explanation:
What type of organisms first move into an area fer a grimary disturbance?
A. Organisms that reproduce slowly
B. Small organisms
C. Animals with long lives.
D. Large predators
Answer:
B
Explanation:
What occurs when the air temperature is equal to the dew point temperature? A:The relative humidity is 100%, so evaporation occurs. B:The relative humidity is 100%, so condensation occurs. C:The relative humidity is 0%, so condensation occurs. D:The relative humidity is 0%, so evaporation occurs. Is it B?
Answer:
B
Explanation:
When the air temperature is equal to the dew point temperature, the relative humidity would be 100% and condensation occurs.
The dew point temperature is a temperature at which the air is saturated with water vapor and some of it begins to condense as liquid water. As the air temperature cools further, more and more water condenses as liquid water and this is essentially what constitutes precipitation.
The correct option is B.
If the haploid number of chromosomes in a cell is 12, how many chromosomes will be found in G₁?
A.
12
B.
24
C.
6
Answer:
C. 24
Explanation:
The correct option is (B). 24.
What are chromosomes?A chromosome is a long DNA molecule with part or all of the genetic material of an organism. In most chromosomes the very long thin DNA fibers are coated with packaging proteins; in eukaryotic cells the most important of these proteins are the histones.
Moreover, chromosomes are thread-like structures located inside the nucleus of animal and plant cells. Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA). Passed from parents to offspring, DNA contains the specific instructions that make each type of living creature unique.
Therefore, chromosomes are threadlike structures made of protein and a single molecule of DNA that serve to carry the genomic information from cell to cell. In plants and animals (including humans), chromosomes reside in the nucleus of cell.
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Suppose you have a sample of two pure substances: a solid piece of ice and a solid piece of copper metal. WHich would be easier to break apart?
Answer:
Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. ... A chemical substance is composed of one type of atom or molecule. A mixture is composed of different types of atoms or molecules that are not chemically bonded.
Explanation:
hope it helps you plz mark me brilliantest
The solid piece of ice would break more easily than that of the solid piece of copper metal because ice can be broken more easily than copper metal. The affinity is stronger in metals than water.
What are pure substances?Pure substances can be defined as the substances which are made up of only one type of atom or only one type of molecule such as water. All the constituent particles of a substance are the same in their chemical nature and physical properties. For example, the elements and compounds.
Matter is a substance which can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds which are similar. A chemical substance is composed of only one type of atom or molecule. However, a mixture is composed of different types of atoms or molecules which are not chemically bonded to each other. The chemical bonds are stronger in copper metal than that of ice. That's why, it is easier to break apart ice than copper metal.
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how will you justify that plate tectonics or movement of plate boundaries is also beneficial to us
Answer:
Plate boundaries are important because earthquakes and volcanoes are frequently associated with them. Massive quantities of energy can be emitted in the form of earthquakes as the Earth's tectonic plates grind past each other.
Hope this help!
Explanation:
Madison is conducting a biotechnology experiment in her kitchen. Her goal is to make yogurt with a pH of 4.5 in the optimal time of 4 hours. Normally, she uses a mixed culture of L. bulgaricus and S. thermophiles to ferment yogurt. She designs her experiment to include the mixed cultures but also with the L. bulgaricus culture alone to see if one would ferment faster. She graphs her results to display her data.The graph depicts the results of an experiment to make yogurt. Over six hours, milk maintains 6.5 pH. When L. bulgaricus is added to milk, the pH declines from 6.5 to about 4.3 in six hours. When L. bulgaricus and S. thermophilis are added, the pH declines over six hours to approximately 3.5.Study the graph of her results.Certain bacteria that produce lactic acid as a waste product during fermentation, an Choose... process, are important to the food industry. This lactic acid is what gives yogurt its Choose... taste. From the graph, based on the pH after 4 hours, the Choose... would taste the most acidic.
Answer:
Firstly, Milk alone did not ferment or change in pH at all, showing that it is a control variable on this experiment. The L. bulgaricus culture alone did not meet Madison's goal to make yogurt with a pH of 4.5 within 4 hours; however, the mixed culture S. thermophilis and L. bulgaricus met Madison's goal of reaching a 4.5 pH. In conclusion, the mixed culture is the fastest fermenting culture that madison has, and it meets her goal of reaching a pH of 4.5 in the optimal time of 4 hours.
What are the 3 parts of nucleotides
Answer:
DNA and sugar and phosphate
How do cyanobacteria photosynthesize?
Answer:
hope it helps...
Explanation:
In general, photosynthesis in cyanobacteria uses water as an electron donor and produces oxygen as a byproduct, though some may also use hydrogen sulfide a process which occurs among other photosynthetic bacteria such as the purple sulfur bacteria. Carbon dioxide is reduced to form carbohydrates via the Calvin cycle.
Which best summarizes the process of protein synthesis?
A. RNA instructs DNA to make proteins.
B. DNA unzips, resulting in the formation of two protein molecules.
C. RNA moves the DNA code to the ribosomes for protein synthesis.
D. DNA makes proteins in the nucleus.
Answer:
RNA instruct dna to make protien
The statement (A) best summarizes the process of protein synthesis.
What is protein synthesis?
Protein synthesis is the process in which cells make proteins. It occurs in two stages: transcription and translation. Transcription is the transfer of genetic instructions in DNA to mRNA in the nucleus.
Moreover, protein biosynthesis (or protein synthesis) is a core biological process, occurring inside cells, balancing the loss of cellular proteins (via degradation or export) through the production of new proteins. Proteins perform a number of critical functions as enzymes, structural proteins or hormones.
Therefore, ribosomes are the sites in a cell in which protein synthesis takes place. Cells have many ribosomes, and the exact number depends on how active a particular cell is in synthesizing proteins.
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Please help!!! Below is a scenario about an experiment; there are three questions referring back to this scenario, so read it carefully. Sherri wanted to test what fertilizer worked best on her tomato plants. She bought 4 different brands of fertilizer, and five tomato plants. She labeled each plant A-E. She did not give plant E any fertilizer. Each plant was kept in the same location, with the same amount of sunlight, and given the same amount of water each day. Each day at noon she measured her plants. 1. What is the independent variable in this scenario? - The type of plant - The growth of the plants - The amount of water given - The fertilizer given 2. What is the dependent variable? - The type of fertilizer - The amount of water given to each plan - The type of plant - Daily plant growth 3. Select all of the controlled variables present. - The type of plant - The type of fertilizer - How much sunlight the plants receive - How much water they receive daily
Answer:
Independent variable: The fertilizer given
Dependent variable: Daily plant growth
Constants: How much water they receive daily, How much sunlight the plants receive, type of plant (tomato plant)
Explanation:
Independent variable of an experiment is the variable that is changed or manipulated by the experimenter in order to bring about a measurable response. In this experiment where Sherri wanted to test what fertilizer worked best on her tomato plants. She used 4 different brands of fertilizer. Hence, the FERTILIZER is the independent variable
On the other hand, the dependent variable is the variable that is measured in the experiment. It is the variable that responds to the independent variable. In this experiment, the DAILY PLANT GROWTH is the dependent variable.
Constants are variables that are kept unchanged or constant throughout the experiment. In this case, the constants or controlled variables are: : How much water they receive daily, How much sunlight the plants receive, type of plant (tomato plant)
Which process requires the presence of oxygen to release energy?
Answer:
Cellular Respiration
Explanation:
what is a chemical property of a substance
a; color
b; reactivity
c; melting point
d; density
Answer:
A chemical property is a characteristic of a particular substance that can be observed in a chemical reaction. Some major chemical properties include flammability, toxicity, heat of combustion, pH value, rate of radioactive decay, and chemical stability.
AND
Chemical properties can only be established by changing a substance's chemical identity, and are different from physical properties, which can be observed by viewing or touching a sample. The internal qualities of a substance must be altered to determine its chemical properties.
Which statement describes a characteristic of molecule Z?
Answer:
molecule z will function best at a specific pH
Explanation:
:)
A molecule is a group of atoms which are neutral and are a part of a substance which retains its structure and basic composition.
There are different types of molecule which includes:
Element moleculesCompound moleculesMixtureWith this in mind, there are some characteristics of a molecule which can include:
A definite massA definite structurePhysical state at room temperatureSolubility in waterConductivity in electricity, etcPlease note that your question is incomplete so I gave you a general overview of what a molecule is and its characteristics.
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I need help with this question
Answer:
C
Explanation:
The salt is the one being dissolved.
In some cases of head injuries, the cerebrum may be affected. This type of injury could cause a loss of
and impaired
.
Answer:
VOLUNTARY MOVEMENT AND SPEECH!!!
Explanation:
Correct answer for edmentum/plato