(a(i))[1]
State one visible feature in Fig. 2.1 that indicates that these flowers are insect-pollinated.
(a(ii))[1]
State how self-pollination is different from cross-pollination.
(a(iii))[3]
Suggest why self-pollination could be advantageous to a population of plants.
(b(i))[2]
Explain what is meant by co-dominance.
(b(ii))[4]
Complete the genetic diagram so that it shows the ratio of offspring phenotypes expected.
(b(iii))[2]
The botanist wanted to produce a generation of snapdragons in which every flower was pink. State the phenotypes of the parent plants that the botanist would need to cross. Explain your answer.