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Biology Laboratory Manual, 6/e
Darrell S. Vodopich, Baylor University
Randy Moore, University of Minnesota--Minneapolis


Essay Quiz

Complete the essay questions below and provide your answers as required by your instructor.



1

In the early development of the embryos, we discuss the number of cells in terms of even numbers, such as 8, 16, or 32. Why do you think this is?
2

Compare and contrast the gastrula of a sea star, frog, and chick.
3

What structures in the chick egg provides food for the developing embryo? What structures remove waste?