The answer to this question is Gene
As you increase exercise and muscle activity, your heart rates increases. That is one feedback mechanism. Your heart delivers oxygen and nutrients to your muscle and other parts of the body quicker.
The species is the correct answer in the question above. For they have the ability to interbreed even though they are isolated from other organisms. They are called or termed of two organisms that has the ability to produce another specie or offspring after they mated.
Answer:
food chain- description 3
energy losses- description 5
pyramid of biomass- description 1
pyramid of numbers- description 4
energy flow- description 2
Addition of a nucleotide onto a DNA is an endergonic reaction. In such reactions, the energy is provided by ATP.
ATP is the immediate source of energy for any endergonic reaction occuring in the body. Reactions such as addition of nucleotides are endergonic and anabolic reaction that is, these reactions consume energy which is provided by ATP.