pedigree: Quick Facts

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pedigree chart; hemophilia

family pedigree

Transmission of hemophilia (A) Mating of affected hemophilic man and normal woman—all sons normal, all daughters carriers. (B) Mating of carrier woman and normal man—half of sons normal and half affected; half of daughters carriers, half normal.

family pedigree

family pedigree

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Topics

heredity genetics Lamarckism DNA RNA gene Testcross chimera chromosome heritability Why are there different blood types?