16 terms

CH 2 Evolution

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He is known as the Father of Evolution
Darwin
An error or change in the DNA
mutation
Variations in organisms happen because of what two things?
1. random combinations from parents
2. mutations (in DNA)
Another word for variations
differences
The theory of natural selection explains how ______ works
evolution
The main reason for natural selection
the environment changing
The best adapted will survive, reproduce, and pass their traits on
natural selection
3 things that can happen to an organism if the environment around it changes
1. die out
2. move to a new location
3. have a mutation that will survive in the environment
Darwin's book, The Origin of Species was controversial because
it went against religious beliefs
Means that all things are related and that organisms change over time
evolution
Variations can allow some organisms to be better ____ to their environment
adapted
When a species becomes separate, the will evolved differently and cannot do this
interbreed
T or F. Islands are a good place to help show evolution
T
T or F. Organisms can cause themselves to change.
F
T or F. Darwin spent 20 years analyzing evidence before making a conclusion.
T
T of F. The peppered moth did not take thousands of years to evolve.
T
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