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BIO220H1 (244)
Locke Rowe (26)
Lecture

BIO220-Lecture 02 - The Evolution of Sexual Differences.pdf

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Department
Biology
Course
BIO220H1
Professor
Locke Rowe
Semester
Winter

Description
How different are the sexes and why About 90 of genes are shared between males and females butGene expression of shared genes in most tissues differs between the sexes This is most evident in the gonads But also in most other tissues eg liver brain5090 of all genes in the fly genome 13000 are expressed differently in the sexes 0 1 The Evolution of Sexual dimorphismSexual Differences Dimorphisms conspicuous ornaments The puzzle of conspicuous ornaments Darwins answer hypothesis Origin of sexual differences Malemale competition Frigate Bird Widow Birds 2 Sexual dimorphismSexual dimorphism armaments conspicuous behaviours Greater SageGrouse httpwwwyoutubecomuserPatricelliLab 1
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