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Unformatted text preview: HOLOBLASTIC cleavage. 8. The primitive streak marks which axis of the developing chick? ANTERIOR-POSTERIOR 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 DIPLOID ZYGOTE 12. Movement of cells to generate a new form is called MORPHOGENETIC _____________. 13. Two types of cell movement are called INGRESION & INVAGINATION 14. We can't observe early embryonic cleavage in the chick because FERTILIZATION AND CLEAVAGE OCCUR INSIDE THE HEN 15. An individual fungal filament is called a HYPHA...
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- Spring '09
- Developmental Biology, Sea urchin, hypha