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After the pollen grain richest the stigma of the flower it produces a??

After the pollen grain richest the stigma of the flower it produces a??

Grade:6

1 Answers

Arun
25750 Points
4 years ago
When pollen grain reaches stigma , it creates a pollen tube which reaches the ovary . 

then the male gamete and the female gamete fuse to form zygote

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