MDCAT Biology MCQ #921

Proteins like insulin have specific shapes and functions. Which part of the constituent amino acids determines the unique properties of each protein?

MDCAT Biology MCQ #921

  1. Question 1

    Q1. Proteins like insulin have specific shapes and functions. Which part of the constituent amino acids determines the unique properties of each protein?

    • A) Amino group
    • B) Carboxyl group
    • C) R-group
    • D) Alpha carbon

    Answer: R-group

    Explanation: The R-group (side chain) determines the specific chemical properties of each amino acid. The amino group is tempting but it is common to all.