MDCAT Biology MCQ #165

In a healthy human, which metabolic pathway provides the total ATP requirement for mature red blood cells that lack internal organelles?

MDCAT Biology MCQ #165

  1. Question 1

    Q1. In a healthy human, which metabolic pathway provides the total ATP requirement for mature red blood cells that lack internal organelles?

    • A) Glycolysis
    • B) Krebs cycle
    • C) Electron transport chain
    • D) Oxidative phosphorylation

    Answer: Glycolysis

    Explanation: Mature human red blood cells lack mitochondria and rely solely on glycolysis; the Krebs cycle is impossible without the mitochondrial matrix.