Medium
Endothecium and tapetum in anther are derived from
- APrimary sporogenous layer
- BPrimary parietal layer
- CBoth $(a)$ and $(b)$
- DNone of the above
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The intine of pollen grains is composed of
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View SolutionThe tapetum is........
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View SolutionAmong the following statements related to pollens, choose the correct one.
Statement $I$: In $40\%$ of angiosperms, pollen grains are shed at the $3$-celled stage.
Statement $II$: Intine is made of cellulose and pectin, and it is discontinuous with germ pores.
Statement $I$: In $40\%$ of angiosperms, pollen grains are shed at the $3$-celled stage.
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How many pollen grains will be produced through the meiotic division of $10$ microspore mother cells?
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