Select the incorrect statement with regard to haemophilia.

  • [NEET 2013]
  • A

    It is a dominant disease.

  • B

    A single protein involved in the clotting of blood is affected.

  • C

    It is a sex­linked disease.

  • D

    It is a recessive disease.

Similar Questions

Describe pedigree analysis and draw its symbols.
 

The pedigree chart given below shows a particular trait which is absent in parents but present in the next generation irrespective of sexes. Draw your conclusion on the basis of the pedigree.

Given is : $X$ is the chromosome with gene for haemophilia and $X$ is the chromosome with normal gene. Which of the following individuals will act as carrier for haemophilia

Choose correct option.

$(i)$ The heterozygous female transmit the disease to son.

$(ii)$ Change in the shape of the $RBC$ from biconcave disc to elongated sickle like structure.

$(iii)$ Mentally retarded.

$(iv)$ Heamoglobin not formed proper amount in blood.

Haemolytic jaundice is caused due to a dominant gene but only $10\%$ of the people actually develop the disease. A heterozygous man marries a homozygous normal woman; what proportion of the children would be expected to develop the haemolytic disease

  • [AIIMS 1982]