Barr bodies and drumsticks are of what significance to genetists and biologists
They indicate the presence of abnormal sex cells
They indicate the presence of more than one $X$ chromosome in the cells
They indicate male calls
They signify the presence of sex linked traits
Which mutation causes change in allele?
In man, albinism is due to non-synthesis of melanin in the absence of
The progenies are found to be male sterile after crossing two plants. This is due to some genes, which are present in
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
The reduction of one pair of chromosome in human is due to