Reptilian embryos are protected from desiccation by a leathery shell. Similarly, which pair of structures protects seed plants' embryos and male gametophytes, respectively, from desiccation?

Question

Quizplus · Accepted Answer

Integuments protect seed plants' embryos by surrounding the ovule, where the embryo develops, providing a barrier against desiccation. Sporopollenin is a major component of the outer walls of pollen grains, protecting male gametophytes from drying out and harsh environmental conditions.

Reptilian Embryos Are Protected from Desiccation by a Leathery Shell