The pre-mRNA for Sex-lethal,transformer,and doublesex are:
A)identical in both sexes.
B)shorter in females.
C)shorter in males.
D)longer in females.
E)longer in males.

Question

Quizplus · Accepted Answer

The pre-mRNA for Sex-lethal, transformer, and doublesex are identical in both sexes. The differences in the mRNA and the resulting proteins that determine sex-specific development in Drosophila are due to differential splicing of the pre-mRNA, not differences in the length of the pre-mRNA itself.

The Pre-MRNA for Sex-Lethal,transformer,and Doublesex Are