| Sex cell |
| Egg cell |
| Germ cell |
| Egg, maybe |
| Ovum, e.g. |
| Egg, perhaps |
| Life starter |
| Egg, for one |
| Egg cell, e.g. |
| Mature germ cell |
| Reproductive cell |
| Reproduction cell |
| Certain haploid cell |
| Chromosome container |
| It's needed for a zygote |
| Spermatozoon, for instance |
| It has unpaired chromosomes |
| One of two zygote producers |
| It might undergo conjugation |
| ___ over" (dispiriting message) |
| It passes through a pollen tube |