Question

HURRY 30 POINTS

(A) A long molecule made of a chain of individual molecules. (B) The individual molecules of the chain. (C) Each individual molecule consists of a central carbon attached to an amino group (-NH2), a carboxyl group (-COOH), a hydrogen (H), and an R group. (D) The R group of the individual molecule.

Which part of the diagram illustrates a protein?
A
B
D
C

Answer 1

A because proteins are large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues

Step-by-step explanation: