The bacteria in the large intestine of man synthesizes
The correct answer is: C
Explanation
The bacteria in the colon produce large amounts of vitamins B and K through fermentation. Vitamin K is a fat-soluble vitamin that helps blood clot and prevents excessive bleeding. Bacteria in the large intestine synthesize vitamins, not minerals, neither do they synthesize glucose but they do play a role in other processes that are important for the body.
Also, bacteria in the large intestine can synthesize amino acids. This process helps regulate the body's amino acid balance.
There is an explanation video available .