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Describe the developement of pollen grains

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Describe the developement of pollen grains

Posted by Sundram Bolt 6 years, 5 months ago

CBSE > Class 12 > Biology

2 answers

An Saraswat 6 years, 5 months ago

In flower ,the stemen contain a bilobed structure called anther. And anther divided into 2 sac called anther lobes or sacs by the connective tissue And each lobe is further divided into 2 theca by the septum And form microspore tetrad which have 4 microsporangium

M!Ń! ?? 6 years, 5 months ago

In flowering plants, pollen grains are formed within the anther. As the anther develops, four patches of tissue grow and become four chambers or pollen sacs. ... The microspores within the chambers are almost ready to become pollen grains but first they must undergo three more changes which occur almost simultaneously.

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