A bacterium is unable to transport lactose into the cell to be broken down. Which gene is likely mutated in this bacterium?
A) lacI
B) lacP
C) lacO
D) lacY
E) lacZ

Question

Quizplus · Accepted Answer

The lacY gene encodes for lactose permease, which is responsible for transporting lactose into the cell. If this gene is mutated, the bacterium would be unable to transport lactose into the cell for breakdown.

A Bacterium Is Unable to Transport Lactose into the Cell