MCAT Question of the Day
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    Q:

    		 Mature red blood cells have hemoglobin and no organelles. These cells metabolize glucose, which generates lactate, and can be used by the liver in gluconeogenesis. Which of the following does NOT explain why mature red blood cells metabolize glucose to lactate in order to generate energy?
    		 

    A

    		 Anaerobic oxidation of pyruvate regenerates the NAD+ required for glycolysis to continue

    B

    		 Oxygen is not available for the aerobic oxidation of glucose

    C

    		 Mature red blood cells have no citric acid cycle

    D

    		 Mature red blood cells have no mitochondria



    Glycolysis, Gluconeogenesis, PPP | Circulatory System | Citric Acid Cycle |
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