Reptilian embryos are protected from desiccation by a leathery shell. Similarly, which pair of structures protects seed plantsʹ embryos and male gametophytes, respectively, from desiccation?
A) ovules : waxy cuticle
B) ovaries : filaments
C) fruits : stamens
D) pollen grains : waxy cuticle
E) integuments : sporopollenin
Answer: e