icq5 - MCDB 4650 Class 5 Spring 2009 are P-granules, which...

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MCDB 4650 Class 5 Spring 2009 Cleavage and segregation of determinants in C.elegans embryos Diagrammed below at the top is a just fertilized C. elegans embryo. The internal dots are P-granules, which will act as determinants for the germ line during development. At the bottom is shown the 4-cell embryo, with all the P-granules in the germline cell P2 With your group, diagram the intermediate cleavage stages and the mechanisms that allow the P-granules to end up there. Show the location of P-granules and the orientations of mitotic spindles and cleavage planes at each division, and indicate on the right any special mechanisms that are required to move P-granules or change the default orientation of cleavage spindles.
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MCDB 4650 DEVELOPMENTAL BIOLOGY Spring 2009 Clicker questions 1. Which of the following statements best describes the process of fertilization? a) the egg reacts to signals from the sperm. b)
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icq5 - MCDB 4650 Class 5 Spring 2009 are P-granules, which...

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