D. Sedimantory, metamorphic
If it was wrong I’m very sorry
Answer:
Carboxyl group and amino group.
Explanation:
Amino acids have three parts which are the carboxyl group, amino group and the side chain. When forming a peptide bond, the carboxyl group of one amino acid forms bonds with the amino group of the other one to form the peptide bonds between them.
I hope this answer helps.
To be honest I don’t really know
I think it is light so B) light
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