Question

Proteins are built by bonding amino acids together using a peptide bond. Identify the two chemical groups that are bonded together in a peptide bond.(1 point)
Responses

carboxyl and amino groups
carboxyl and amino groups

amino and methyl groups
amino and methyl groups

methyl and sulfhydryl groups
methyl and sulfhydryl groups

carboxyl and methyl groups

Answer 1

The correct response is **carboxyl and amino groups**. A peptide bond is formed between the carboxyl group of one amino acid and the amino group of another amino acid.