Q. Which of the following is a difficulty in getting prokaryotic cells to express eukaryotic genes?
A) The signals that control gene expression are different and prokaryotic promoter regions must be added to the vector
B) The genetic code differs between the two because prokaryotes substitute the base uracil for thymine
C) Prokaryotic cells cannot transcribe introns because their genes do not have them
D) The ribosomes of prokaryotes are not large enough to handle long eukaryotic genes
Explanation
The correct answer is Option A: The signals that control gene expression are different and prokaryotic promoter regions must be added to the vector.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.