Answer:
oxygen, carbon, hydrogen, and nitrogen
Explanation:
These four elements—oxygen, carbon, hydrogen, and nitrogen—together make up more than 95 percent of the mass of the human body, and the body cannot make elements, so it is helpful to have them in consumables.
The answer would be C, several different genes control height.
Increase in the atmospheric oxygen led to the development of microbe metabolism.
<u>Explanation:</u>
Earth's initial air and seas were without free oxygen, despite the fact that small cyanobacteria were delivering the gas as a side-effect of photosynthesis. At that point, about 2.4 billion years back, oxygen in the climate unexpectedly expanded by around multiple times in only 200 million years.
Atmospheric oxygen resulted from a change to a microbe's metabolism that evolved once, at a specific time in the earth's history
Helix...............................................................................................................................................
Answer:
I think the answer is planarian
Explanation:
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