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Human Genetics

Human Genetics . Monica Starbinski Greer Manton Sydney Gilbert Period 2 . Pedigrees. Key – -Male(affected) - Male (normal) -Female (affected) - Female (normal) - Heterozygous for recessive allele. Generation 1.

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Human Genetics

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  1. Human Genetics Monica Starbinski Greer Manton Sydney Gilbert Period 2

  2. Pedigrees Key – -Male(affected) - Male (normal) -Female (affected) - Female (normal) - Heterozygous for recessive allele Generation 1 Generation 2 Generation 3 • MonicaStarbinski

  3. Autosomal Recessive Disorders Albinism Phenotype ratio – 1 has disease : 3 do not Percentage – 25% have disease, 75% dont Genotype ratio – 1 AA : 2 Aa : 1 aa Percentage – 25% AA, 50% Aa , 25% aa The disorder is present. Cystic Fibrosis Tay-Sachs Disease

  4. Autosomal Dominant Disorders / Traits Phenotype ratio – 3 have disease : 1 does not Percentage – 75% have disease, 25% dont Genotype ratio – 1 GG : 2 Gg : 1 gg Percentage – 25% GG, 50% Gg, 25% gg The disorder is present. Free/Hanging Earlobes Huntington’s Disease Widow’s Peak Hairline

  5. MonicaStarbinski Current Event on Human Genetics • http://www.sciencenews.org/view/generic/id/59938/title/Tracing_Jewish_roots

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