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3. What happens when a pollen grain falls onstigma?a​

Answer»

>When pollen grain falls on stigma, it germinates on stigma and produce pollen tube

\boxed {\mathrm { \:  \sf \: Explaination -\: }}

Pollen grain will falls on stigma .

To produce pollen tube . which ENTERS into the OVULE release 2 MALE gametes and fuse with the ovule to form a seed.



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