which-of-the-following-statements-correctly-describes-the-ionizable-groups-in-a-

Question

Which of the following statements correctly describes the ionizable groups in a peptide chain?

Accepted Answer

The N-terminal has a free amino group, and the C-terminal has a free carboxyl group.

Answer

The C-terminal has a free amino group, and the N-terminal has a free carboxyl group.

Answer

Both the N-terminal and C-terminal have free amino groups.

Answer

Both the N-terminal and C-terminal have free carboxyl groups.