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Genetics › View

The frequency of heterozygosity for the sickle-cell anemia allele is unusually high, presumably because this reduces the frequency of malaria. Such a relationship is related to which of the following?

A. Mendel’s law of independent assortment                      

B. Mendel’s law of segregation

C. Darwin’s explanation of natural selection                

D. Darwin’s observations of competition

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Oncology › View

Brand name for Tamoxifen

A. Arimidex

B. Trexall

C. Cytoxan

D. Nolvadex

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