Number of autosomal chromosomes in Drosophila

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

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

In garden pea, starch is synthesised effectively in

The term "genotype'' was coined by

Albinism is known to be due to an autosomal recessive mutation. The first child of a couple with normal skin pigmentation was an albino. What is the probability that their second child will also be an albino