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Non Random Mating

Have to compete over females territory area that is

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Unformatted text preview: individuals with heritable traits that enhance ability Male fitness is limited by access to mates Leads to: Male- male competition Female choices Sexual selection acts more strongly on males than females Females invest much more in offspring in males So they choose who they want to mate with Males have to compete over females Territory: area that is actively defend and provides exclusive use by owner Sexual dimorphism: trait that differs between male and female Sexual selection leads to evolution since it increases and decreases allele frequencies Class: Parent/Offspring Phenotype Have inherited alleles from parents But not all of the alleles Explains variation from parents Environment Lived in similar but different environments than our parents Can explain variation Heritability: an environment dependent meas...
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