<span>Some animals and plants are only known to us as fossils. By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other.
Dats the answer^^^</span>
Respiration is the biochemical process in which the cells of an organism obtain energy by combining oxygen and glucose, resulting in the release of carbon dioxide, water, and ATP (the currency of energy in cells).
<span>At any given moment the compartment contains the most circulating blood in the lungs.
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Adenosine triphosphate <span>(ATP)
is the energy source for muscle contraction. Myosin is a motor protein that
interacts with actin filaments. When ATP is available, it binds to myosin and
is being hydrolyzed resulting in the conformational changes in myosin. This
leads to the movement of myosin relative to actin filaments.</span>
Answer: Central Nervous System
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The two major subdivisions are the central nervous system and the peripheral nervous system. The CNS includes the brain and spinal cord, while the PNS is everything else outside it.