Which of the following genes is involved in sex-determination and in dosage compensation in Drosophila?
A) Numerator elements
B) Denominator elements
C) Sxl gene
D) Transformer gene
E) Doublesex gene

Question

Quizplus · Accepted Answer

The Sxl (Sex-lethal) gene in Drosophila plays a crucial role in both sex determination and dosage compensation. It acts as a switch that determines the sex of the fly by controlling the splicing of transcripts from the transformer gene, and it also helps in balancing the expression of genes on the X chromosome between males and females.

Which of the Following Genes Is Involved in Sex-Determination and in Dosage