Haemolytic jaundice is caused due to a dominant gene but only $10\%$ of the people who carry the gene actually develop the disease. $A$ heterozygous man marries a homozygous normal woman; what proportion of the children would be expected to develop the haemolytic disease?

Arrange the following plants with respect to an increasing number of chromosomes:
Rice,Maize,Apple

$A$ hereditary disease,which is never passed on from father to son,is:

Identify the correct and incorrect statements from the following:
$(1)$ Mendel is considered the father of modern genetics.
$(2)$ Down's syndrome is a sex-linked chromosomal disorder.
$(3)$ Sickle cell anemia is an example of point mutation.
$(4)$ Color blindness is a hereditary trait.
$(5)$ Triploid female flies are found in Drosophila.

Which of the following pairs is $wrongly$ matched?

In which one of the following combinations $(a-d)$ of the number of chromosomes is the present day hexaploid wheat correctly represented?

Combination

Monosomic,Haploid,Nullisomic,Trisomic