Explain co-dominance with human blood groups.

Explain Co-dominance with the help of a suitable example.

Explain Incomplete Dominance with the help of a suitable example.

Explain the longest bone in human body.

Explain chemical co-ordination in humans and give the names and functions of some hormones.

Explain sex determination in humans.

Write a note on ABO blood group.

A man with blood group A marries a woman with blood group B. They have a son with blood group AB and a daughter with blood group O. Work out a cross and show the possibility of such an inheritance. As the son has blood group AB and the daughter has blood group O the possible genotype of the father is IA i and of the mother is IB i.

Find out the inheritance pattern in blood groups of human beings.

A woman with blood group O marries a man with blood group AB. Show the possible blood groups of the progeny. List the alleles involved in this inheritance.

Name the following Dominant charcters in human beings.