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Department
Anthropology
Course
ANTHR101
Professor
Francois Larose
Semester
Fall

Description
Chapter 4: Human Biological Diversity Sources of Variation: ● mutations: new sources of alleles ● sexual reproduction, recombination, random mating ● natural selection: different reproductive success Natural Selection: ● Adaptation: organisms respond to selective pressures ○ ie, wearing a coat in cold weather ● Genetic adaptation: over several generations, applies only to populations, genes can not change over time ○ instinct: “wired” within a species ● Acclimatization: physiological change within individuals to environmental pressure Population Genetics: ● Migration (gene flow): movement of alleles from one population to another as a result of interbreeding ○ different populations become more similar, individuals within the population become less similar ● Genetic drift: change of allele frequencies as a cons
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