The simplest amino acid is_________?
Correct answer: B. glycine
- A. alanine
- B. glycine
- C. valine
- D. phenylalanine
Explanation
Glycine is the simplest amino acid because its side chain is only a hydrogen atom, giving it the smallest possible amino-acid structure. Alanine is a common mistaken choice because it is also simple, but its side chain contains an additional methyl group.
Last updated
Related questions
A bond formed by linkage between -OH of carboxyl group of one amino acid and H of amino group of another amino acid which releases water is called__________?
A long polypeptide that is cut up to generate several small proteins is:
A peptide bond is represented by ?
Amino acids are linked together by:
Amino acids mainly differ from each other by the difference in their: