MDCAT Biology MCQ #658

During protein synthesis, the ribosome adds an amino acid where the 'R' group is simply a hydrogen atom. Identify this amino acid.

MDCAT Biology MCQ #658

  1. Question 1

    Q1. During protein synthesis, the ribosome adds an amino acid where the 'R' group is simply a hydrogen atom. Identify this amino acid.

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

    Answer: Glycine

    Explanation: Glycine is the simplest amino acid because its R-group is a hydrogen atom. Alanine has a methyl group (CH3) as its R-group.