When the hydroxyl group, -OH, of the carboxyl group, -COOH, of an amino acid is linked with the hydrogen of the amino group, -NH2, of another amino acid, _ is released and a peptide bond is formed.
Correct answer: C. H2O
- A. NH3
- B. CO2
- C. H2O
- D. O2
Explanation
Peptide bond formation is a condensation process which involves removal of water molecule
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Proteins are polymers of amino acids joined by peptide bonds, and their function depends on primary, secondary, tertiary and quaternary structure. The topic covers fibrous and globular proteins, enzymes, antibodies, hormones and transport proteins, as well as denaturation by heat or extreme pH.
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