Many bacteria in our digestive system synthesize vitamins for example vitamin_________?

Related Mcqs:

In 1831, the presence of nucleus in the cells was reported by__________?

A. Robert Koch B. Robert Hooke C. Robert Mug Abe D. Robert Brown...

Out of 92 naturally occurring chemical elements how many are considered as bio-elements__________?

A. 6 B. 16 C. 26 D. 15...

Stomata open due to _________ of K+ into the guard cells from the surrounding epidermis

A. Diffusion B. Active transport C. Osmosis D. All of these...

Blubber a thick layer of fat is present in___________?

A. Fresh water mammals B. Terrestrial mammals C. Marine Mammals D. Flying mammals...

Scolidon or dog fish belong to the group of fishes called__________?

A. Cartilaginous fishes B. Bony fishes C. Running fishes D. Jawless fishes...