Respuesta :

znk

Answer:

[tex]\boxed{\text{amide groups}}[/tex]

Explanation:

A protein is a long chain of amino acids linked together by amide groups.

The general structure is

[tex]\rm \left[-NHCHR-\underbrace{\hbox{CO-NH}}_{\hbox{amide group}}-CHRCO-\right]_{n}[/tex]