1.
C
[1]
2.
A
[1]
3.
C
[1]
4.
C
[1]
5.
A
[1]
6.
large food molecules must be broken down;
such as carbohydrates / proteins, etc;
by hydrolysis of bonds / to form monomers;
in preparation for absorption;
rate of reaction at body temperature too slow;
enzymes increase the rate of breakdown / act as catalysts;
first enzyme example – name, substrate and product;
second enzyme example – name, substrate and product;
Award [3 max] if no examples given.
[5]