Which of the following is NOT produced by microorganisms in the gut of humans?

a. vitamin B12
b. vitamin K
c. vitamin C
d. CO2


Answer: C

Biology & Microbiology

You might also like to view...

Today, evolutionary biologists view speciation as an event

a. True b. False

Biology & Microbiology

Sponges obtain food by ________

a. poisoning prey with a mixture of conotoxins b. capturing prey with tentacles equipped with stinging nematocysts c. trapping prey with the villi of collar cells d. photosynthesis

Biology & Microbiology

In the human pulmonary circuit, blood in the pulmonary artery would have oxygen and carbon dioxide than blood in the pulmonary vein.

A. more; less B. the same; less C. less; more D. more; the same E. less; less

Biology & Microbiology

The likelihood ratio is the same numerical value as the ___ ___.

What will be an ideal response?

Biology & Microbiology