How does the environment influence populations of organisms over multiple generations?
Cycle Summary
Session
1
Elicit
Students create a list of ways that organisms could be impacted by their environment.
Engage
Students view the video “What is Natural Selection?” and jot down 3 facts and any questions in their science notebook.
Explore
Students analyze data from finch beak modeling activities.
Session
2
Explore
Students analyze data from finch beak modeling activities.
Session
3
Explain
Students view the video, “The Origin of Species: The Beak of the Finch” and complete a KWL chart.
Elaborate
Students analyze historical data of the peppered moth.
Students perform a simulation lab.
Session
4
Elaborate
Students analyze historical data of the peppered moth.
Students perform a simulation lab.
Session
5
Evaluate
Students complete the Cycle 1 Quiz.
Extend
Extend
Students make a CliffsNotes® guide on the mechanisms of evolutionary change.
Natural selection provides a way for species to adapt to changes in their environment. When an environment changes, it may impose new challenges on the populations in that environment. Some individuals will have traits that are advantageous in the altered environment.
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