Which of the following is TRUE of the fertilization of
gymnosperms?
A. Gymnosperms are self-fertilizing plants, as they
only use their own pollen to fertilize the seeds.
B. The seed is moved to the pollen cone and
fertilized by pollen there.
C. Multiple pollen grains can fertilize one ovule at
a time.
D. When the pollen sticks to the seed cone, a
pollen tube grows to connect it to the egg cell.