Lecture 11 Biol302 Spring 2011

Lecture 11 Biol302 Spring 2011 - Quiz on Wed March 14th...

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Quiz on Wed March 14th covering only this review. Will be worth 30pts.
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SXL makes a functional protein in XX zygotes SXL makes a non-functional protein in XY zygotes
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Where is RNA binding domain of SXL protein? E is Establisment form Made cycle 10 L is Late form made During cycle 14
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SXL makes a functional protein in XX zygotes SXL makes a non-functional protein in XYzygotes Event is initiated by Exons 1+ 4 No early form of protein, thus no SXL 1/2/4 form SXL 1/2/4 form
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Cycle10-14 Cycle14+ Zygotic transcription starts
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~Cycle 9 Cycle14-and up Cycle10-14 Zygotic transcription starts
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KEY SLIDE…Know it. Gro-maternal Dpn-Zygotic Development Development Zygotic-X chromosome factors:XSEs 2x 1x Maternal gro Down regulated by Zygotic XSE proteins Zygotic deadpan Represses SxlPe with Maternal gro 2x difference
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Chapter 21 The Genetic Control of Animal Development
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Drosophila and C. elegans The sex determination signal in both animals is the ratio of X chromosomes to autosomes. If the ratio is 1.0 or greater, the animal is a female; if the ratio is 0.5 or less, the animal is a male. CLASSIC Definition But wrong In
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This note was uploaded on 02/14/2012 for the course BIO 302 taught by Professor Feinstein during the Spring '11 term at Iowa State.

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Lecture 11 Biol302 Spring 2011 - Quiz on Wed March 14th...

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