Answer | Crossword Clue |
---|---|
sporopollenins | SPOROPOLLENIN, a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains |
sporopollenin | a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains |
endospores | The inner layer of the membrane or wall of some spores and pollen grains |