Unformatted text preview: 8. The primitive streak marks which axis of the developing chick? _anterior posterior axis_____________. 9. When nuclei in fungi are not separated by cross walls it is termed _coenocytic________. 10. In Phycomyces , what fuses prior to nuclear fusion during sexual reproduction? __gametangia____________________ 11. Two haploid cells fuse to form a _zygote________________. 12. Movement of cells to generate a new form is called _morphogenetic___ _____movement________. 13. Two types of cell movement are called __invagination__________________ & ___ingression_____________. 14. We can't observe early embryonic cleavage in the chick because ___it occurs inside of the hen______________________________________________________. 15. An individual fungal filament is called a _hypha____________________. * Entire mass of hyphae is called mycelium...
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- Spring '09
- Developmental Biology, Embryo, Sea urchin