MDCAT Biology MCQ #553

NADH and NADPH are similar electron carriers. What is the primary functional difference between them in bioenergetic pathways?

MDCAT Biology MCQ #553

  1. Question 1

    Q1. NADH and NADPH are similar electron carriers. What is the primary functional difference between them in bioenergetic pathways?

    • A) The number of electrons they carry
    • B) The presence of a phosphate group in the structure
    • C) The ability to donate electrons to a chain
    • D) The metabolic pathway in which they function

    Answer: The metabolic pathway in which they function

    Explanation: NADH is primarily used in catabolic respiration for ATP, while NADPH is used in anabolic photosynthesis for carbon reduction.