MDCAT Biology MCQ #926

During a laboratory session, a student identifies an amino acid that lacks an asymmetric carbon atom because its R-group is a hydrogen atom. Identify it:

MDCAT Biology MCQ #926

  1. Question 1

    Q1. During a laboratory session, a student identifies an amino acid that lacks an asymmetric carbon atom because its R-group is a hydrogen atom. Identify it:

    • A) Glycine
    • B) Alanine
    • C) Valine
    • D) Leucine

    Answer: Glycine

    Explanation: Glycine has a hydrogen atom as its R-group, making it achiral; Alanine is tempting but possesses a methyl group making it chiral.