Fig. 6.1 summarises anaerobic respiration in yeast cells.
(a)[5]
Complete Fig. 6.1 by entering the missing compounds.
(b)[3]
Describe how anaerobic respiration in mammalian cells differs from anaerobic respiration in yeast cells.
(c)[3]
Explain why anaerobic respiration gives a small ATP yield compared with aerobic respiration.
Worked solution & mark scheme
This 11-mark question has a full step-by-step worked solution and mark scheme. One marking point: “accurate pathway from glucose to ethanol with NAD/NADH cycling” …