The progenies are found to be male sterile after crossing two plants. This is due to some genes,which are present in

In sweet pea plants,the presence of dominant $C$ and $P$ genes is essential for the development of purple colour. The ratio of plants producing flowers of different colours in the progeny of the cross $CcPp \times Ccpp$ will be:

Who discovered epistasis?

Pattern baldness,moustaches and beard in human males are examples of

The antibiotic commonly used to induce mutations in cytoplasmic genes is.....

When one pair of genes suppresses the effect of another pair,the phenomenon is known as: