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Write the composition of intine and exine layers of a pollen grain.
The arrangement of floral whorls on the thalamus from the outermost to the innermost is:
In angiosperms, the site of sexual reproduction is-
Flower is a highly modified and condensed reproductive shoot specially meant for:
Male and female reproductive structures of the angiosperms are:
The proximal end of filament is attached to-
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