Albinism and phenylketonuria are disorders due to

Q. Albinism and phenylketonuria are disorders due to

Q. Select the correct statements.
I. Haemophilia is a sex-linked recessive character.
II. Down’s syndrome is due to aneuploidy.
III. Phenylketonuria is an autosomal dominant gene disorder.
IV. Sex complement of a Klinefelter’s syndrome is XXY.
V. Sickle cell anaemia is an X-linked recessive gene disorder.

Q. Pick out the correct statements (a) Haemophilia is a sex-linked recessive disease (b) Down syndrome is due to aneuploidy (c) Phenylketonuria is an autosomal recessive gene disorder (d) Sickle cell anaemia is X-linked recessive gene disorder.

Q. Phenylketonuria is autosomal recessive disorder of the chromosome