G wild mustard not a very tasty plant was

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Unformatted text preview: ion II Humans choose desirable traits and breed only those best expressing those traits E.g. wild mustard (not a very tasty plant) was artificially bred to give rise to many mustard greens. Persistence of Alleles • Often alleles will persist indefinitely in a population. • Why do seemingly harmful alleles persist in a population? • The answer is in the heterozygote advantage...
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This document was uploaded on 03/27/2014 for the course BIOLOGY Bio 2 at Timber Creek High.

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