MDCAT Biology MCQ #192

During a 100-meter sprint, a runner's leg muscles undergo anaerobic respiration. What are the primary end products of this fermentation pathway in humans?

MDCAT Biology MCQ #192

  1. Question 1

    Q1. During a 100-meter sprint, a runner's leg muscles undergo anaerobic respiration. What are the primary end products of this fermentation pathway in humans?

    • A) Lactic acid only
    • B) Ethanol and CO2
    • C) Lactic acid and CO2
    • D) Pyruvate and Water

    Answer: Lactic acid only

    Explanation: Lactic acid fermentation in humans produces lactate only; ethanol and CO2 are products of alcoholic fermentation in yeast.