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In over 60 percent of angiosperms, pollen grains are shed atA. Two -celled stageB. Three-celled stageC. Four-celled stageD. Either A and B |
Answer» Correct Answer - A In over 60 per cent of angiosperms (mostly dicots), pollen grains are shed at 2-celled stage. In the remaining species, the generative cell divide mitotically to give rise to the two male gametes before pollen grains are shed (3-celled stage). |
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