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4 cards from this section. Quick, good the night before a test.
What is a fossil?
Think about what scientists study to learn about ancient life.
Define homologous structures.
They share a common origin but may serve different functions.
What type of evidence do fossils provide for evolution?
Think about what we learn from studying ancient remains.
True or False: Homologous structures serve similar functions in different species.
Consider what 'homologous' means.
Design an experiment to demonstrate natural selection using a population of organisms. Describe the factors you would vary and how you would measure the outcomes.
Think about what traits might affect which organisms survive.
Discuss how changes in environmental conditions could affect the process of natural selection in a specific species.
Consider the moth example; how would their environment specifically affect survival?
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