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  4. The seed coat in both gymnosperms and angiosperms is derived from the

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Q. The seed coat in both gymnosperms and angiosperms is derived from the

JIPMERJIPMER 2013Sexual Reproduction in Flowering Plants

Solution:

In angiosperms and gymnosperms, the seed coat is derived from megasporangium or ovule. Seed coat develops from the integuments of the ovule. The outer coat is called testa and the inner layer is called tegmen. Two outer layers of integument i.e., outer fleshy layer and middle stony layer form the seed coat.