Angiosperms are a phylum of seeded vascular plants with flowers and fruits as reproductive structures. They belong to the phylum Anthophyta. In the life cycle of angiosperms, aside from being capable of fertilization, they are also capable of having double fertilization.
Double fertilization occurs when:
A. the sperm and tube nuclei fertilize the egg.
B. two sperm cells fertilize the two polar nuclei.
C. one sperm fuses with the egg and the other sperm fuses with both polar nuclei.
D. the polar nuclei fuse with the egg after it has fused with the sperm.
E. None of these
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