Respuesta :
Answer:
side chain
Explanation:
Each amino acid is bound to a unique chemical group called its side chain. It is this side chain that makes each amino acid different, giving each amino acid a unique set of chemical properties. The side chain is often abbreviated as an R group and denoted with the letter R for short.
The side chain is the group that varies for each amino acid.
Proteins are very important molecules in the body. Proteins perform different important functions in the body and are part of several biochemical processes.
Proteins are composed of amino acids. The general formula of an amino acid is shown where R is commonly called the side chain.
The side chain R varies for each amino acid.
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