Why are the seeds produced by gymnosperms naked

Reference no: EM13531183

1. a. why are the seeds produced by gymnosperms naked?
b. what advantage do seeds produced by the angiosperms haveover the pine tree seeds?
2. what advantage do pollen producing plants have over plantsthat don't make pollen?
a. what do the plants that don't produce pollen makeinstead?
b. what stage of the alteration of generations is the pollengrain?
c. from what stage of the AoG did the pollen grain arise andhow did it develop?

Reference no: EM13531183

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