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lecture09 - predation and STDs Overall the benefits...

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2/7/12 lecture09.html 1/1 C:/Users/JIMMIN~1/AppData/Local/Temp/Rar$EX04.857/«/lecture09.html EEB 122: Principles of Evolution, Ecolog\ and Behavior Lecture 9 - The Evolution of Sex << previous session _ next session >> OYeUYieZ: There are several explanations for the evolution of sex and its continued prevalence. One is facilitating the spread of helpful mutations while hastening the removal of harmful ones. Another is expediting resistance against pathogens. Sex does have several costs compared to asex, such as only giving half your genome to offspring, having to find mates, and the risk of
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Unformatted text preview: predation and STDs. Overall, the benefits outweigh the costs and sex has a firm hold on the majority of the recent branches of the tree of life. Reading aVVignmenW: Stearns, Stephen C. and Rolf Hoekstra. EYolXWion: An InWrodXcWion , chapter 8 ClaVV lecWXUe: Yale University 2009. Some rights reserved. Unless otherwise indicated on this page or on the Open Yale Courses website, all content on this page is licensed under a Creative Commons License (Attribution-NonCommercial-ShareAlike 3.0)...
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This note was uploaded on 02/07/2012 for the course EEB 122 taught by Professor Stephenstearns during the Spring '09 term at Yale.

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