In what share of angiosperms are pollen grains shed at the 2-celled stage?
AUnder 10 percent
BAbout 25 percent
CExactly half
DOver 60 percent
Answer & Solution
Correct answer: D. Over 60 percent
In over 60 percent of species the generative cell divides only later; in the rest pollen is shed 3-celled.
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