In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased?

Match List I with List II :

Choose the correct answer from the options given below:

Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement.

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

A colour blind man marries a women with normal sight who has no history of colour blindness in her family. What is the probability of their grandson being colour blind?

The incorrect statement with regard to Haemophilia is:

Which of the following most appropriately describes hemophilia?

Pick out the correct statements:
(i) Hemophilia is a sex – linked recessive disease
(ii) Down’s syndrome is due to aneuploidy
(iii) Phenylketonuria is an autosomal recessive gene disorder
(iv) Sickle cell anaemia is an autosomal recessive gene disorder

In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased?

A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind ?

Broad palm with single palm crease is visible a person suffering from-