What kind of disorder does the pedigree given below represent?


a) Autosomal recessive
b) Autosomal dominant
c) Sex linked
d) Non-inherited
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Q. Pick out the correct statements.
(a) Haemophilia is a sex-linked recessive character
(b) Down's syndrome is due to aneuploidy
(c) Phenylketonuria is an autosomal dominant gene disorder
(d) Phenylketonuria is an autosomal recessive gene disorder
(e) Sickle cell anaemia is an X-linked recessive gene disorder

Q. In a pedigree of a family given below, the trait denoted by A is inherited as dominant, autosomal trait. What will be the genotype of mother and father?
Note: AA- Homozygous dominant, aa- Homozygous recessive, Aa- Heterozygous dominant

Q. Given pedigree shows the inheritance of an autosomal recessive gene (A/a). What is the genotype of 1 and 2 parents?

Q. Given pedigree shows the inheritance of an autosomal recessive gene A/a. What will be the genotypes of 1 and 2 parents?

Q. Name one autosomal dominant and one autosomal recessive Mendelian disorder is humans.