Amino acids have a general structure that is the same across all of them. They also have a structure that makes them unique. What makes amino acids unique from one another?(1 point)

Question

Responses

The carboxyl group that consists of a carbon bonded to an OHOH group.
The carboxyl group that consists of a carbon bonded to an OHOH group.

The R group that hangs off the side of the carboxyl group.
The R group that hangs off the side of the carboxyl group.

The long strands of glucose molecules that fold the proteins.
The long strands of glucose molecules that fold the proteins.

The amino group that is made up of nitrogen and two hydrogen atoms.

Answer 1

The R group that hangs off the side of the carboxyl group.