In Drosophila, the sex is determined by

Question

In Drosophila, the sex is determined by (A) the ratio of pairs of X-chromosomes to the pairs of amosomes (B) whether the egg is fertilized or develops parthenogenetically (C) the ratio of number of X-chromosomes to the set of autosomes (D) X and Y-chromosomes

Tardigrade Admin · Accepted Answer

Calvin Bridges demonstrated that in Drosophila, the sex is determined by ratio of the number of X-chromosomes to the sets of autosomes. According to balance theory of sex determination, Y-chromosome of Drosophila does not important for the determination of sex.

Q. In Drosophila, the sex is determined by

the ratio of pairs of X-chromosomes to the pairs of amosomes

whether the egg is fertilized or develops parthenogenetically

the ratio of number of X-chromosomes to the set of autosomes

X and Y-chromosomes

Calvin Bridges demonstrated that in Drosophila, the sex is determined by ratio of the number of X-chromosomes to the sets of autosomes. According to balance theory of sex determination, Y-chromosome of Drosophila does not important for the determination of sex.