Chapter 21: Genes Within Populations

Critical to Know

How to calculate the values in the Hardy-Weinberg Equation

Must Know

Natural Selection
Inheritance of acquired characteristics
Lamarck
Population genetics
Electrophoresis
Polymorphism
Heterzygous and Homozygous
Blending inheritance
Hardy-Weinberg principle
. . . . p2 + 2pq + q2 = 1
Genotypes and phenotype frequencies
Agents of evolutionary change: mutation, gene flow,
. . . . non-random mating, genetic drift, selection
Founder effect
Bottleneck effect
Fitness
Frequency-dependent selection
Oscillating selection
Heterozygote advantage
Disruptive selection
Directional selection
Stabilizing selection
Pleiotropy

Instructor: Professor Clyde Herreid, herreid@buffalo.edu
and Professor Chuck Fourtner: fourtner@buffalo.edu
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