Lecture 8 SRR F-2011(1)

Lecture 8 SRR F-2011(1) - Biology 313 Lecture 8 Sept 12,...

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Unformatted text preview: Biology 313 Lecture 8 Sept 12, 2011 Mendels Monastery Brno, Czech Republic P P F 1 F 2 Selfed F 2 Wednesday 14 September Room 210 Bessey @ 7 pm FREE PIZZA & POP! (for dues-paying Dr. Jeff Essner, GDCB Department Hopping genes and jumping fish: insights into vascular and stem cell development in zebrafish Problems (Ch 4 Complete: Edition 4) Concept Checks: 1-3, 5, 7, 9 Worked Problems: p. 85, 2, 3 Comprehension/ Application Questions /Problems: 1-6, 8, 9, 11-13, 20, 22-25, 29, 31, 32, 36, 38, 39, 41 Answers to all the Problems are in the text, except 29, 24 & 41 . These will be placed on Blackboard. Chapter 4: Sex determination & sex-linked characteristics 1. Mechanisms of sex determination 2. Sex linkage A. Drosophila and TH Morgan B. Eye color in Drosophila is a sex- linked trait Sex-Linkage Sex-linked characteristics are determined by genes on the sex chromosomes-- Genes on the X chromosome determine X-linked characteristics-- Genes on the Y determine Y-linked characteristics Drosophila is a model genetic organism 2n = 8 5% of human DNA content Thomas Hunt Morgan-- Founder of Drosophila research (1909)-- First person to explain sex-linked inheritance-- Columbia University (NYC) Morgans Question of Nature-- Drosophila eyes are red (wild type) or white (rare)-- His question: How is eye color inherited in Drosophila ? Like other independently assorting Mendelian traits?...
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This note was uploaded on 09/14/2011 for the course BIO 313 taught by Professor Rodermel during the Fall '11 term at Iowa State.

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Lecture 8 SRR F-2011(1) - Biology 313 Lecture 8 Sept 12,...

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