An amino acid under certain conditions has both positive and negative charges simultaneously in the same molecule. Such a form of amino acid is called
a. Acidic form
b. Basic form
c. Aromatic form
d. Zwitterionic form
Solution:
Option (d) is the answer.
Explanation:
Going through all the options, we see that the word Zwitterionic is German form which means neutral with both negative and positive charge within it.