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GATE BT 2013 | Question: 19

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Hypophosphatemia is manifested by an $X-$linked dominant allele.What proportion of the offsprings from a normal male and an affected heterozygous female will manifest the disease?

  1. $1/2$ sons and $1/2$daughters
  2. all daughters and no sons
  3. all sons and no daughters
  4. $1/4$ daughters and $1/4$ sons

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