Assertion : Haemophilia shows cirss-cross inheritacne.
Reason : The gene that causes haemophilia is recessive and lies in the sex (X) chromosome.

Assertion: Haemophilia shows criss-cross inheritance. Reason: The gene that causes haemophilia is recessive and lies in the sex (X) chromosome.

Which is not recessive gene, present in 'X' chromosome?

Assertion : Haemophilia never occurs in women. Reason : Gene for hemophilia is located on X chromoseome.

Assertion (A) : Haemophilia is a recessive sex linked disease. Reason (R ) : Haemophilia occurs due to mutation of a structural gene on chromosome 15.

Assertion (A) : Haemophilia is a recessive sex linked disease. Reason (R ) : Haemophilia occurs due to mutation of a structural gene on chromosome 15.

A sex -linked recessive trait found on X-chromosome is

Haemophilia is caused by a sex-linked recessive gene located in the_______chromosome.

Show with the help of cross how haemophilia is inherited.

Assertion : Thalassemia is an autosomal recessive gene disorder. Reason . Thalassemia is controlled by two closely linked genes on chromosome 16.

In which chromosome is the gene for haemophilia located?