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Genetic pedigrees

Genetic pedigrees. parents. female. male. offspring. Genetic pedigree A. Genetic pedigree A explained. Parents phenotype. Affected x unaffected. . Parents genotype. Hh. hh. Gametes. H or h. h only. Genotypes of offspring. Hh & hh. Phenotypes of offspring.

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Genetic pedigrees

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  1. Genetic pedigrees parents female male offspring

  2. Genetic pedigree A

  3. Genetic pedigree A explained Parents phenotype Affected x unaffected  Parents genotype Hh hh Gametes H or h h only Genotypes of offspring Hh & hh Phenotypesof offspring 1 affected : 1 unaffected

  4. Genetic pedigree B

  5. Genetic pedigree B explained:1 For the first section (parents giving rise to the first generation): Parents phenotype affected x unaffected  Parents genotype ff FF Gametes f only F only Genotypes of offspring ALL Ff Phenotypesof offspring unaffected - carriers

  6. Genetic pedigree B explained:2 For the second section ( two carriers giving rise to the second generation): First generationphenotype unaffected x unaffected (carrier) (carrier)  First generation genotypes Ff Ff Gametes F or f F or f Genotypes of second generation FF Ff Ff ff 3 unaffected : 1 affected 2/3 carriers 1/3 completely unaffected Phenotypesof second generation offspring

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