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solmaris [256]
3 years ago
8

Amino acids joined together to form a chain called a A: polynucleotide chain B: polypeptide chain C: vascular chain D: ribosome

chain
Biology
1 answer:
Kryger [21]3 years ago
4 0

Answer:

B

Explanation:

I hope this helps. Sorry if i'm wrong.

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