Which vitamin is synthesized by intestinal bacteria ?

Related Mcqs:

1. In humans and other primates as well as in guinea pigs, this vitamin cannot be synthesized because of the absence of the enzyme L-gulonolactone oxidase: the vitamin is_____________?

   A. Pantothenic acid B. Nicotinic acid C. Ascorbic acid D. Folic acid...

2. In the treatment of intestinal of intestinal and extraintestinal amoebiasis which of the following drug is useful____________?

   A. Diloxane B. Metronidazole C. Chloroquine D. Cefaclor...

3. The amino acid from which niacin synthesized is_______________?

   A. Tyrosine B. Tryptophan C. Threonine D. Histidine...

4. Mannose 6 phosphate containing freshly synthesized proteins are directed to_____________?

   A. Nucleus B. Lysosomes C. Mitochondria D. Golgi apparatus...

5. The process by which a base sequence of messenger RNA is synthesized (by a RNA polymerase) on a template of complementary DNA is called______________?

   A. Transcription B. Transduction C. Translation D. Translocation...

6. The amino acid from which niacin is synthesized is______________?

   A. Tyrosine B. Theronine C. Tryptophan D. Histidine...

7. ALbumin is synthesized by_____________?

   A. Liver B. Kidney C. Muscle D. Spleen...

8. Gastro – intestinal hormone in the following is_______________?

   A. Pepsin B. Ptyalin C. Cholecystokinin D. Trypsin...

9. The final sugars in intestinal chyme are____________?

   A. Glucose & fructose B. Ribose & mannose C. Ribose & xylulos D. Xylulose & fructose...

10. Commonest site of extra intestinal amoebiasis is___________________?

    A. Brain B. Liver C. Spleen D. Lungs...