Endosperm has allowed the angiosperms to become the most numerous and diverse plant group. What is the role of the endosperm?
A) It is a type of male gamete.
B) It provides nutrition for the developing embryo, therefore increasing survival rates.
C) It is the hard outer seed coat that protects the embryo.
D) It ejects and disperses seeds after they mature.
E) It is the ripened ovary tissue involved in seed dispersal and protection.
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