| Answer | Crossword Clue |
|---|---|
| ektexines | EKTEXINE, an outer layer of the exine |
| ektexine | an outer layer of the exine |
| extine | the outer layer of some spores, also EXINE |
| exines | EXINE, the outer layer of some spores, also EXTINE |
| extines | EXTINE, the outer layer of some spores, also EXINE |
| sporopollenin | a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains |
| sporopollenins | SPOROPOLLENIN, a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains |
