After crossing two plants, the progenies are found to be male sterile. The phenomenon is found to be maternally inherited and is due to some genes which reside in

Who discovered $R{h^ - }$ factor

If in a child of $10$ years ages of the intelligence is of $14$ years child, the $I.Q.$ of this child would be

With the help of an example, differentiate between incomplete dominance and co dominance.

In which of the following disorder a single protein that is a part of the cascade of proteins involved in blood clotting is affected?

If Mendel had studied the seven traits using a plant with $12$ chromosomes instead of $14$, in what way would his interpretation have been different