In an alkaline medium, amino acids carry a negative charge and act as _.
Correct answer: A. Acid
- A. Acid
- B. Base
- C. Neutral
- D. None of these
Explanation
The following question requires the candidate to have the basic knowledge of the structue of amino acid and it's behavior in Alkaline/Basic medium. When, Amino acid is dissolved in an Alkaline solution, it donates an proton from it's Carboxylic acid and since it donates proton, it acts as an Acid. As a result, option 'A' is to be marked correct. The following image contains the behavior of Amino acid in Acidic and Alkaline medium:
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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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