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Which Statement Is Correct? E.coli Is a Microbial Flora Located in the Large Intestine Which Helps Produce Vitamin B12 and Vitamin K

Question

Which statement is correct? E.coli is a microbial flora located in the large intestine which helps produce Vitamin B12 and Vitamin K and some amino acids E.coli is a microbial flora located in the small intestine which helps produce Vitamin B12 and Vitamin K E.coli is a microbial flora located in the pancreas which helps produce enzymes used to break down carbohydrate Jipids and proteins. E.coli is a microbial flora located in the stomach which helps produce the mucosal layer to coat the stomach

Solution

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Answer

The correct statement is: **E.coli is a microbial flora located in the large intestine which helps produce Vitamin B12 and Vitamin K and some amino acids.**While *E. coli* can be found throughout the digestive tract in small numbers, it primarily resides and thrives in the large intestine (colon). It plays a beneficial role there by producing vitamin K, vitamin B12, and certain amino acids. The other options incorrectly place *E. coli* in the small intestine, pancreas, or stomach and attribute incorrect functions to it in those locations.