| Answer | Crossword Clue |
|---|---|
| myotube | a cylindrical cell that develops from a myoblast |
| myotubes | MYOTUBE, a cylindrical cell that develops from a myoblast |
| ootid | an egg cell that results from the second meiotic division of an oocyte and that develops into a mature egg |
| epigenesis | The theory, now generally held, that an embryo develops progressively from an undifferentiated egg cell |
| spermatid | a cell that develops directly into a spermatozoon |
| spermatids | SPERMATID, a cell that develops directly into a spermatozoon |
