Cystic Fibrosis and Polydactyly

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  • INHERITED FACTORS
    • Polydactyly
      • Condition of having more than the usual number of toes or fingers
      • One type is caused by a Dominant allele so it will always show
    • Cystic Fibrosis
      • Affects Cell membranes and make mucus stickier than normal
      • Caused by a recessive allele so it will only show when two recessive alleles are together
        • Both parents must be carriers for the offspring to have this condition

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