Female rarely experience the physiologic defect of haemophilia because they do so only when they are

  • A
    Heterozygous for the defect
  • B
    Homozygous for the defect
  • C
    Carrier for the defect
  • D
    Wives of haemophilic husbands

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Which one is a hereditary trait

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$R$ : $mRNA$ produced from $Hb(s)$ gene has $GAG$ instead of $GUG$.

The amino acid substituted in sickle cell anaemia is

If mother is a carrier for colour blindness and father is normal, then in the offsprings this disease may be seen in

  • [AIPMT 1999]

Describe Mendelian Disorder