Identical twins are

How are identical twins formed in human being ?

Father has blood group A and mother's blood group is B. Both are haterozygous. If they have identical twins, the percentage probability of both twins having blood group A is

At the time of ovulation usually a single ovum is released. However, how many ova are released in case of identical twins and fraternal. Twins respectively?

At the time of ovulation usually a single ovum is released. However, how many ova are released in case of identical twins and fraternal. Twins respectively?

Chemical twins are

Nature of identical twins is :

Identical twins will be produced when:

Give technical term : Non-identical twins produced by the fertilisation of two eggs.