Question

multiple select question
select all that apply
select the four components of an amino acid.
□ amine group
□ acid group
□ peptide group
□ phosphate group
□ hydrogen atom
□ r group

Explanation:

An amino - acid has an amine group ($-NH_2$), an acid group ($-COOH$), a hydrogen atom attached to the central carbon, and a variable R - group. A peptide group is formed when two amino - acids bond, and a phosphate group is not a component of a standard amino - acid.

Answer:

A. Amine group
B. Acid group
E. Hydrogen atom
F. R group