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Professor Dave Explains
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Tags
speciation
allopatric speciation
sympatric speciation
peripatric speciation
parapatric speciation
evolution
natural selection
charles darwin
prezygotic barriers
postzygotic barriers
hybrid organisms
viability
fertility
mule
species
founder effect
bottleneck effect
gene flow
habitat isolation
sexual selection
polyploidy
fossils
punctuated evolution
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