Evolution I - Welcome! BIO 337 EVOLUTIONARY NEUROBIOLOGY

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Evolution , Futuyma,  Life Science Library  QH 366.2 F87 2005,   Chapter 1,  11 BIO 337 EVOLUTIONARY NEUROBIOLOGY T, TH 12:30 to 2:00pm RLM 5.118 Welcome!!!!
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“Nothing in biology makes sense except in the light of evolution.” T. Dobzhansky
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Introduction to Evolution Brief history of Darwin’s theory of evolution. What is evolution? What isn’t evolution? What is an adaptation? What isn’t an adaptation? Trade-offs, constraints, and complexity Convergent/parallel evolution
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1809 - 1882 What are the main hypotheses of Darwin’s theory evolution?
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What are the main hypotheses of Darwin’s theory evolution? Descent with modification/common ancestry of all life on earth Natural selection
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Evolution: the characteristics of organisms change over time. Common descent: all life shares a common ancestor. Gradualism: the differences in organisms occur gradually over time. There is heritable variation in traits in a population of organisms. Some of these traits are more adaptive than others in a particular environment. Evolution occurs by changes in the proportion of individuals in a population that possess traits that are adaptive . Even in a stable population there is
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This note was uploaded on 03/28/2012 for the course BIO 49593 taught by Professor Wanser during the Spring '10 term at University of Texas at Austin.

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Evolution I - Welcome! BIO 337 EVOLUTIONARY NEUROBIOLOGY

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