Which of the following is a genetic disease

  • [AIPMT 1990]
  • A

    Phenylketonuria

  • B

    Blindness

  • C

    Cataract

  • D

    Leprosy

Similar Questions

Pick out the correct statements.

$I.$ Haemophilia is a sex-linked recessive disease

$II.$ Down's syndrome is due to aneuploidy

$III.$ Phenylketonuria is an autosomal dominant gene disorder

$IV.$ Phenylketonuria is an autosomal recessive gene disorder

$V.$ Sickle cell anaemia is an $X$-linked recessive gene disorder

If both parents are carriers for thalassemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?

  • [AIIMS 2014]

A normal woman, whose father was colour-blind is married to a normal man. The sons would be

  • [AIPMT 2004]

Sickle­cell anaemia is

  • [AIPMT 2009]

Colour blindness in man is