long tubes formed by pollen grains. (give one word)
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Answer:
long tube formed by pollen grains is pollen tube.
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Answered by
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Answer:
long tubes formed by pollen grains are sigmatic tissues
Explanation:
when pollen load of 50-200 pollen grains is deposited on a stigma so one time, each pollen grains grows a pollen tube into stigmatic tissue
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