(a(i))[3]
Name the structures X, Y and Z in the cell.
(a(ii))[2]
State two ways in which an animal cell's structure differs from that of plant cells such as those in Fig. 1.1.
(b(i))[2]
Cell structure Y in Fig. 1.1 contains a large starch granule (grain). Name the chemical reagent used to test for starch and state the colour change seen if starch is present.
(b(ii))[4]
Starch granules contain amylose and amylopectin. Describe the similarities and differences between the structure of amylose and the structure of amylopectin.