Fig. 4.1 illustrates two distinct ways enzymes interact with their substrates.
(a)[3]
Explain the difference between the two ways in which enzymes interact with their substrates as shown in Fig. 4.1.
(b(i))[3]
Using Fig. 4.2 and the parts labelled P and Q, explain the term secondary structure.
(b(ii))[4]
Describe the role of carbonic anhydrase in the blood.
Worked solution & mark scheme
This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Enzyme A uses lock-and-key model; enzyme B uses induced-fit model” …