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Unit 7: Evolution and natural selection
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About this unit
This unit is all about evolution—one of the most important concepts in biology. Dive in to learn about the genetic, fossil, and anatomical evidence for evolution, and explore how natural selection shapes populations and group behaviors.Did you know that humans share about 90% of our DNA with the average house cat?
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- Understand: evidence of common ancestryGet 3 of 4 questions to level up!
- Apply: evidence of common ancestryGet 3 of 4 questions to level up!
Variety is the spice of life...and natural selection!
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- Understand: natural selectionGet 3 of 4 questions to level up!
- Apply: natural selectionGet 3 of 4 questions to level up!
Individuals can change, but they can't evolve. Why is it that evolution can only occur in groups of organisms?
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- Understand: natural selection and evolutionGet 3 of 4 questions to level up!
Safety in numbers? Discover how group behavior and social cooperation can make life easier.
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- Understand: evolution of group behaviorGet 3 of 4 questions to level up!
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