10. After pollination how does
fecundation occur in
angiosperms?I n these plants
is fecundation dependent on
water?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
After pollination one of sperm nuclei
from the tube unites with the
of the embryonic sac
the diploid (2n) zygote. other
sperm nucleus fuses the polar
nuclei of embryonic sacoriginating a
triploid () cell that by mitosis turn
into the secondary of the
seed. The and the antipodal
cells after the fecundation
process.

in these plants is
from water.