Questions for Urchins and C..

Questions for Urchins and C.. - ______________________ 11....

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Questions for Urchins and Chickens 1. The embryonic stage where the cells form hollow ball is called _____________. 2. When cells move from the surface of the hollow ball to the interior and form a pore on the surface, it is called _________________. 3. The three primary germ layers formed by this cell movement are the _____________________, _____________________, and __________________. 4. Ca ++ induces membrane-bound vesicles, called _____________ ____________, to fuse with the plasma membrane in the sea urchin shortly after fertilization. 5. In the sea urchin, one function of the fertilization membrane is to block __________________. 6. When a zygotic cell only partially cleaves and the yolk does not divide, it is called _____________________ cleavage. 7. When a zygotic cell completely cleaves, it is called ________________ cleavage. 8. The primitive streak marks which axis of the developing chick? ______________. 9. When nuclei in fungi are not separated by cross walls it is termed ____________. 10. In Phycomyces , what fuses prior to nuclear fusion during sexual reproduction?
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Unformatted text preview: ______________________ 11. Two haploid cells fuse to form a ___________________. 12. Movement of cells to generate a new form is called _______________ _____________. 13. Two types of cell movement are called ____________________ & Questions for Urchins and Chicke http://www.sbs.utexas.edu/bio206L/quizzes/q8.htm 1 of 2 5/5/2010 4:37 AM ________________. 14. We can't observe early embryonic cleavage in the chick because _______________________________________________________________. 15. An individual fungal filament is called a _____________________. Questions/Comments? dmb@mail.utexas.edu School of Biological Sciences College of Natural Sciences UT-Austin UT Directory Last updated: July 14, 2009 Comments to: dmb@mail.utexas.edu 2000 School of Biological Sciences, The University of Texas at Austin. Questions for Urchins and Chicke http://www.sbs.utexas.edu/bio206L/quizzes/q8.htm 2 of 2 5/5/2010 4:37 AM...
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Questions for Urchins and C.. - ______________________ 11....

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