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This digital teacher's guide is intended for use with Carolina Investigations® for AP® Biology: Natural Selection Kit (items #747520 and #747521). This laboratory activity addresses AP® Biology Big Idea 1 and Essential Knowledge 1.A.1, 1.A.4, 1.B.2, and 1.C.3. Students investigate natural selection using brine shrimp. After quantifying brine shrimp hatch rates in environments of different salinity to determine viability, students do an inquiry activity to investigate other environmental changes that might affect viability and change the population.
The digital teacher's manual is a 12-month eBook license to the Natural Selection Kit teacher's manual. You can also access the digital student guide for this kit for free on
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