Which of the following predictions about the survival of a lactose intolerant E. coli cell is most likely correct?
A) The cell will survive if the environment has sufficient glucose.
B) The cell will survive if the cell has high levels of lacI expression.
C) The cell will not survive because E. coli require lactose as a nutrient source for life.
D) The cell will not survive because inducible operons must be stimulated for the cell to survive.

Question

Quizplus · Accepted Answer

E. coli cells can utilize glucose as a primary energy source, so a lactose intolerant E. coli cell can survive in an environment with sufficient glucose, even if it cannot metabolize lactose.

Which of the Following Predictions About the Survival of a Lactose