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Phenotype/Behavior Evolution

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Dr.Francis Allard

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Notes: 9/10 Phenotype/Behavior Evolution Animal/Human Phenotype  Animal Behavior Human Behavior Evolution of Animal/Human Phenotype Traits Gradualism (Darwin’s Theory) – slight changes/improvements from one generation to The next Contradiction: eyeball is perfect, could only be created, not evolved (98% of an eye doesn’t work) Contradiction to Contradiction: you can have a very simple eye that still works (i.e. light sensitive cells), seen in vertebrae Rate at Which Evolution Occurs - finch’s beaks – 4% change is an extremely high rate -Human Heads 6 million years ago our brains were 350cc, now they are 1400cc. That’s a 300% increase; still relatively fast rate Macroevolution- change in a species over a long period in time Microevolution- slight, short changes to a species Evolution
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