(a)[6]
Complete Table 3.1 with help from Fig. 3.1.
(b(i))[3]
Write the letters for the events in the correct order in the spaces provided. One has already been completed for you.
(b(ii))[1]
State all the sex chromosomes that may be present in a sperm cell.
(c(i))[1]
State the name of the hormone responsible for the development of secondary sexual characteristics in boys.
(c(ii))[3]
Place ticks (✓) in the boxes that correctly identify three secondary sexual characteristics that develop in boys.