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	Podcast:		Evolution, Ecology and Behavior - Audio
	Episode:		09 - The Evolution of Sex
	Category:		Science & Medicine
	Duration:		00:00:02
	Publish Date:		2009-10-06 14:01:13
	Description:		There are several explanations for the evolution of sex evolution 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 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.
	Total Play:		0