The upcoming discussion will update you about the differences between pollen and spore. Difference # Pollen: 1. It is a container that houses male gametophyte of phanerogams. 2. The target of a pollen grain after transportation is stigma. 3. A pollen grain can perform its function when it reaches on a compatible stigma. 4. Aperturate […]
Difference between Pollen and Spore | Plants
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Exince in Pollen and Spore Walls | Plants
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In this article we will discuss about the composition and importance of exince in pollen and spore walls. Composition of Exine: Exine is mainly composed of sporopollenin. Apart from sporopollenin glycoproteins are present in the chambers formed by bacula in tectate pollen. It is important in pollen-stigma interaction. The presence of glycocalyces (sing, glycocalyx) is […]
Size of Pollen and Spore Walls | Plants
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In this article we will discuss about the size of pollen and spore walls. Size: There exist much variations in sizes of pollen and spores. The size may be 5 µ × 2.4 µ as observed in pollen of forget-me-not (Myosotis) or as high as 200 µ or more as is noted in certain genera […]
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