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White raven [17]
3 years ago
14

 Proteins are different based on number and type of ____________ contained in their polypeptide chain(s)

Biology
2 answers:
eduard3 years ago
7 0

That would be amino acids
Marianna [84]3 years ago
3 0
<span>Proteins are different based on number and type of ____________ contained in their polypeptide chain(s)
</span>Amino acids

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