First, we can eliminate 2 options. The simple unit of protein is amino acid, instead, the simple unit of fat and lipids are fatty acids and glycerol, therfore we can eliminate option A and D because fatty acids does not exist in protein.
Now we are left with B and C. To solve that, we need to understand that protein is made of a chain of amino acids, a lot of amino acids are chemically combined and cannot be broken down unless the use of enzymes. Amino acid are actually the monomers that forms protein.
Therefore, the answer is C. amino acid combine to form a protein chain.
Answer:
The Earth's movement through space affects life on Earth
Explanation:
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There would be 40 units of energy left, because 10% is lost each time.
tripeptides<span> to the </span>culture dish<span> as the </span>cells<span> are </span>added<span>.</span>
Most of the nitrogen in earths atmosphere comes from bacteria.