MDCAT Biology MCQ #612

During intense exercise, muscle cells rely on anaerobic glycolysis for energy. What is the primary mechanism by which this process generates ATP?

MDCAT Biology MCQ #612

  1. Question 1

    Q1. During intense exercise, muscle cells rely on anaerobic glycolysis for energy. What is the primary mechanism by which this process generates ATP?

    • A) Substrate-level phosphorylation
    • B) Oxidative phosphorylation
    • C) Electron transport chain
    • D) Fermentation

    Answer: Substrate-level phosphorylation

    Explanation: Substrate-level phosphorylation directly generates ATP, unlike oxidative phosphorylation which relies on the electron transport chain.