SME
Grade 7 Science · Problem type
How natural selection works
Use this for “Put the steps of natural selection in order.”
Put in order
Put the steps in order.
1
?
2
?
3
?
4
?
5
?
Assumptions
•
Selection acts on variation that already exists. It does not create the trait when it is needed.
•
The change is in the population’s proportions, not in any one animal.
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Natural selection or artificial selection?
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Does it fit natural selection?
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