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

methyl and sulfhydryl groups
methyl and sulfhydryl groups

amino and methyl groups
amino and methyl groups

carboxyl and amino groups
carboxyl and amino groups

carboxyl and methyl groups

Answer 1

The two chemical groups that are bonded together in a peptide bond are the **carboxyl and amino groups**.