(a(i))[1]
What is the process by which the pollen grains reached the carpel?
(a(ii))[1]
State the part of the carpel onto which the pollen grains land.
(b)[3]
On Fig. 1.1, add a line to show the path followed by the pollen tube up to the point where the male and female gametes fuse.
(c(i))[1]
Name any part of the carpel in which all the nuclei are diploid.
(c(ii))[1]
Name any part of the carpel that contains haploid nuclei.
(d)[1]
Suggest why pollen grain A did not form a pollen tube.