In this article we will discuss about the process of thickening of cell wall in plants, explained with the help of suitable diagrams. The cell plate separates the two protoplast of a dividing cell. The cell plate gives rise to the middle lamella upon which the wall materials are laid down to form primary wall. […]
Thickening of Cell Wall in Plants (With Diagram) | Botany
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Difference between Pollen and Spore | Plants
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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 […]
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 […]
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