(a)[2]
Amylose and the triglyceride stearin are macromolecules. Explain why amylose and stearin count as macromolecules, but only amylose counts as a polymer.
(b)
The enzyme maltase, extracted from the fungus Aspergillus oryzae, was used by students to investigate enzyme properties.
(b(i))[3]
Complete Fig. 1.1 so it shows the reaction catalysed by maltase.
(b(ii))[1]
State the type of covalent bond that is broken during the reaction.
(b(iii))[1]
State the reaction type catalysed by maltase.