MDCAT Chemistry MCQ #989

How does the Pauli Exclusion Principle influence the mechanism of electron tunneling in enzyme-catalyzed reactions?

MDCAT Chemistry MCQ #989

  1. Question 1

    Q1. How does the Pauli Exclusion Principle influence the mechanism of electron tunneling in enzyme-catalyzed reactions?

    • A) It restricts the number of electrons that can occupy the same orbital
    • B) It determines the spin state of tunneling electrons
    • C) It affects the energy barrier for electron transfer
    • D) It governs the probability of electron localization in transition states

    Answer: It determines the spin state of tunneling electrons

    Explanation: Spin state alignment via Pauli principle enables tunneling. Energy barriers are influenced by other quantum factors, not exclusion.