Biology 5090 · O Level · Anaerobic respiration

Anaerobic respiration — practice question

The apparatus illustrated is used to produce alcohol by anaerobic respiration. What do P, Q and R represent?

    Worked solution & mark scheme

    This 1-mark question has a full step-by-step worked solution and mark scheme.

    • Full mark scheme, point by point
    • Step-by-step worked solution
    • Write your answer & get it marked instantly by AI