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Q.
A compound which contains both .............. and ............... is called amino acid. The amino acids in polypeptide chain are joined by .............. bonds.
Biomolecules
Solution:
Amino acids are organic compounds containing amine $\left(- NH _{2}\right)$ and carboxyl $(-COOH)$ functional groups. Amino Acids Are Linked by peptide bonds formed by linking the $\alpha$-carboxyl group of one amino acid to the $\alpha$-amino group of another amino acid.