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1
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2
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- Evolution: the process of change over time
- evolution is a change in the genetic makeup of a population of
interbreeding individuals within a species.
- Natural Selection: survival of the fittest
- the process whereby some organisms in a species have certain inherited
variations that give them an advantage over others.
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3
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4
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5
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6
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7
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8
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9
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10
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11
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- Natural selection acts on individuals, but its consequences occur in
populations
- Natural Selection Acts on Phenotypes, but Evolution consists of changes
in gene frequencies
- Natural Selection is backward-looking,
- not forward looking
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12
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- Natural Selection acts on existing traits
- Natural Selection does not have a goal nor is it "progressive”
- Natural Selection acts on individuals, not groups
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13
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14
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15
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16
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- Maybe now would be a good time for a break…
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17
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18
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19
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20
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21
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- - I want you to think about how life forms have evolved over time, and
how they might have evolved better.
- - Today you are in charge of the world, and you have to think about ways
to make species better adapted to the environment.
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22
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- Pick Six Characteristics of Humans that you think should be improved (height,
speed, vision, etc.)
- Design a new human, describing your six improvements in detail, writing
a short paragraph for each improvement
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Notes
