eBook
Khan Academy

Khan Academy: Natural Selection in Populations

For Students 9th - 10th
How natural selection works at the level of genes, alleles, genotypes, & phenotypes.
Handout
University of Hamburg

University of Hamburg: Deviations From Mendelian Laws And: What Is the Meaning of Dominance?

For Students 9th - 10th
Upper level discussion of several of Mendel's experiments and laws.

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