Which of the following is (are) characteristics of an - amino acid at their isoelectric point ?

Options

A. It possesses no net charge
B. Both acid and amine groups remain in their neutral state
C. It does not move towards either electrode under influence of applied electric field
D. It has no net effect on the moistened litmus paper

Answer

A, C, D

Explanation

At Iso electric point amino acid doesnot move towards any electrode due to possess both - Ve and + ve charge (net charge is zero)