In acidic medium, amino acids carry positive charge and act as:
Correct answer: B. Base
- A. Acid
- B. Base
- C. Neutral
- D. None of these options are correct
Explanation
Correct option is B. Based on the definition of the acidic medium, in acidic conditions the amino acid acts as a base and accepts a proton at the amino group which results into positive charge whereas, in alkaline conditions, the amino acid acts as an acid donate a proton from its carboxyl group which results into negative charge.
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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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