Answer:
C decomposer
Explanation:
decomposers get their energy from dead animals so there at the end of the tree, meaning they get there energy off the other tree groups.
The answer is <span>2 can be made by the animal's body from other substances.
Both essential and nonessential amino acids have essential roles in the organism. Nonessential amino acids got their name because they are not an essential part of the diet. The main difference between these two groups of amino acid is that essential amino acids cannot be made by the animal's body and must be ingested in the diet unlike the nonessential amino acid which can be made by the animal's body.</span>
O-
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Producers are where the cellular respiration occur in the biosphere.