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Heredity Worksheet: Blood Type
In this genetics worksheet, high schoolers use Punnett squares to determine the possible genotypes of offspring based on blood type. This worksheet has 6 problems to solve.
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The Making of the Fittest: Natural Selection in Humans
Sickle cell disease only occurs when both parents contribute the trait, and mostly in those of African descent. Where did it come from? How did it evolve? Tony Allison, a molecular biologist, noticed a connection between sickle cell and...
14 mins 8th - Higher Ed Science CCSS: Designed