Questions in genetics

Select	Question
	If somatic cells of a human male contain single barrbody, the genetic composition of the person would be
	Chromosome theory of sex determination was propounded by
	The sex chromosomes in females are
	Random genetic drift in a population probably results from
	In melandrium the sex determination type is
	A medical technician while observing a human blood smear under the microscope notes the presence of barrbody close to the nuclear membrane in the WBC. This indicates that person under investigation is
	Sex determination in Drosophila melanogaster is based on
	Based on Lyon’s hypothesis, what will be the number of Barr bodies found in a human female suffering from Down’s syndrome
	Chromosomes that determine male sex in Melandrium plant is
	Barr bodies are