Bacteria are not particularly useful as hosts in studies of eukaryotic gene expression because they
A) are haploid.
B) lack the splicing machinery needed to remove introns from eukaryotic mRNA.
C) have a small genome size.
D) contain plasmids.
E) lack genetic markers.

Question

Quizplus · Accepted Answer

Bacteria lack the splicing machinery needed to remove introns from eukaryotic mRNA, which is necessary for proper gene expression in eukaryotes. This limits their usefulness as hosts for studying eukaryotic gene expression.

Bacteria Are Not Particularly Useful as Hosts in Studies of Eukaryotic