Which of the following does not pertain to the commensal organism E. coli?
A) found in large numbers on human host
B) found in the human intestinal tract
C) synthesizes vitamin K
D) synthesizes blood clotting factors

Question

Quizplus · Accepted Answer

E. coli does not synthesize blood clotting factors. It does, however, fulfill the other three criteria listed, as it is commonly found in large numbers on the human host, specifically in the intestinal tract, and synthesizes vitamin K.

Which of the Following Does Not Pertain to the Commensal