Chapter 15, Problem 21E

Interpretation Introduction

Interpretation:

The statement “allowing hair to dry in curlers results in curled hair” is to be explained.

Concept Introduction:

Amino acid is a sequence of a protein. It is an organic compound containing carboxyl $\left(-\text{COOH}\right)$ and amino $\left(-{\text{NH}}_{\text{2}}\right)$ functional groups. The main elements of amino acids are carbon $\left(\text{C}\right)$, hydrogen $\left(\text{H}\right)$, oxygen $\left(\text{O}\right)$ and nitrogen $\left(\text{N}\right)$. One or more long chain of amino acid residue is present in the protein.