MDCAT Chemistry MCQ #992

Which atomic structure factor primarily determines the selectivity of enzymes in catalytic mechanisms?

MDCAT Chemistry MCQ #992

  1. Question 1

    Q1. Which atomic structure factor primarily determines the selectivity of enzymes in catalytic mechanisms?

    • A) Complementary electron configuration of active site
    • B) Specific hydrogen bonding patterns in the substrate
    • C) Optimal orbital orientation for transition state stabilization
    • D) Matching charge distribution between enzyme and substrate

    Answer: Optimal orbital orientation for transition state stabilization

    Explanation: Orbital alignment ensures proper electronic interaction. Charge distribution and hydrogen bonds are secondary effects.