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They extend longitudinally all through the length of an anther and are packed Figure with pollen grains.
They extend longitudinally all through the length of an anther and are packed Figure with pollen grains.
microsporangia
The microsporangia develop fur______r and Filament (stalk) become pollen sacs.
The microsporangia develop fur______r and Filament (stalk) become pollen sacs.
the
In a transverse section, a typical ______ appears near circular in outline.It is generally surrounded by four wall layers (Figure 2.3 bj-the epidermis, endothectum, middle layers and the tapetum.
In a transverse section, a typical ______ appears near circular in outline.It is generally surrounded by four wall layers (Figure 2.3 bj-the epidermis, endothectum, middle layers and the tapetum.
microsporangium
The outer three wall layers perform the function of protection and help in dehiscence of anther to release the pollen.The innermost wall layer is the tapetum.
The outer three wall layers perform the function of protection and help in dehiscence of anther to release the pollen.The innermost wall layer is the tapetum.
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Cells of the tapetum possess dense cytoplasm and generally have more than one nucleus.Can you think of how ______ cells could become bi-nucleate?
Cells of the tapetum possess dense cytoplasm and generally have more than one nucleus.Can you think of how ______ cells could become bi-nucleate?
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As the anther develops, the cells of the sporogenous tissue undergo meiotic divisions to form microsporetetrads.What would be the ploidy of the cells of the tetrad?
As the anther develops, the cells of the sporogenous tissue undergo meiotic divisions to form microsporetetrads.What would be the ploidy of the cells of the tetrad?
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