Evolution and Natural Selection: How Life Changes
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Evidence, mechanisms, and modern applications of evolutionary biology.
14 content steps
5 quizzes
~285 minutes
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Journey Steps
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1
Content Step 1
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Darwin, Wallace, and the modern synthesis
2
Content Step 2
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Evidence for evolution: fossils, homology, biogeography, molecules
3
Content Step 3
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Population genetics and Hardy–Weinberg basics
4
Quiz 4
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Checkpoint Quiz
5
Content Step 5
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Natural selection: directional, stabilizing, disruptive
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Content Step 6
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Genetic drift, mutation, and gene flow
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Content Step 7
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Speciation mechanisms and reproductive isolation
8
Quiz 8
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Checkpoint Quiz
9
Content Step 9
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Adaptive radiation and convergent evolution
10
Content Step 10
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Sexual selection and signaling
11
Content Step 11
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Coevolution and arms races
12
Quiz 12
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Checkpoint Quiz
13
Content Step 13
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Phylogenetic trees: reading and building
14
Content Step 14
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Human evolution: key milestones
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Content Step 15
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Evolution in medicine: antibiotic resistance
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Quiz 16
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Checkpoint Quiz
17
Content Step 17
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Conservation biology and evolution
18
Content Step 18
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Common misconceptions clarified
19
Quiz 19
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Checkpoint Quiz
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