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kirill115 [55]
3 years ago
8

Proteins are composed of ____ amino acids, of which ____ are essential amino acids and ____ are nonessential amino acids.

Biology
1 answer:
maria [59]3 years ago
5 0
<span>Proteins are composed of __20__ amino acids, of which __9__ are essential amino acids and __11__ are nonessential amino acids.</span>
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