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单词 perisperm
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perisperm

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perisperm

Three compartments can be distinguished within the mature seed: embryo, endosperm, and perisperm.It has perisperm and an endosperm residue.Residual aflatoxins in the perisperm ranged from 80% up to 100%.The outer cells of the integument, however, multiply actively, giving rise to the "perisperm".The majority of perisperm cells are living and appear to be metabolically active in the periphery.In the ripe seed the "perisperm" disappears almost completely: its remains form the thin "silver skin" which envelops the endosperm.
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