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[3] The Origins of Life I - A Mutation a Substitution b...

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Lecture 3 – Origins of the Species I I. What is Evolution? A. Definitions of evolution, population and gene pool II. How do populations evolve? A. The modern synthesis B. Hardy-Weinberg equilibrium a. Mechanisms that cause allelic change i. Migration ii. Mutation iii. Selection 1. non-random mating iv. Genetic drift III. Where does genetic variation come from?
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Unformatted text preview: A. Mutation a. Substitution b. Insertion / deletion B. Independent chromosome orientation (meiosis) C. Crossing over D. Random fertilization of gametes IV. Where do new species come from? A. New breeding population (reduced gene flow) B. Evolution C. Reproductive Isolation...
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