noun[mass noun] Botany
The part of a seed which acts as a food store for the developing plant embryo, usually containing starch with protein and other nutrients.
- Thus the three seed components, embryo, endosperm and seed coat, are genetically distinct.
- Tobacco seeds accumulate oil and protein in the embryo, cellular endosperm and inner layer of the seed coat.
- Soluble proteins from endosperm and leaf tissues were used.
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Line breaks: endo|sperm
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