Discussion
Home ‣ Biochemistry ‣ Vitamins and Coenzymes Comments
- Question
A fat-soluble vitamin that regulates blood clotting is
Options- A. vitamin A
- B. vitamin K
- C. vitamin C
- D. niacin
- Correct Answer
- vitamin K
- 1. The absence of ascorbic acid in the human diet gives rise to
Options- A. rickets
- B. pernicious anemia
- C. cataract
- D. beri-beri Discuss
- 2. The vitamin riboflavin is part of the __________ molecule.
Options- A. ferredoxin
- B. FAD
- C. pyridoxal phosphat
- D. pyrophosphate Discuss
- 3. The most prominent role that tocopherol has in in-vitro systems is as a strong
Options- A. antioxidants
- B. reducing agent
- C. oxidizing agent
- D. all of these Discuss
- 4. The prosthetic group biotin is a carrier of which type of molecule?
Options- A. Activated carbon dioxide (CO2)
- B. Ammonia
- C. Methyl group
- D. Sulfhydryl group Discuss
- 5. Models of end-linked Osaka VI Fibrinogen dimers, a bilayer dimer is linked at
Options- A. both ends by one disulfide bond
- B. either end via two disulfide bonds
- C. either end via a single disulfide bond
- D. both ends by two disulfide bonds Discuss
- 6. The disease Beriberi is due to a dietary deficiency in
Options- A. vitamin B1 (thiamine)
- B. vitamin B2 (riboflavin)
- C. vitamin B6 (pyridoxine)
- D. vitamin B12 Discuss
- 7. The occurrence of metals such as iron or molybdenum in some flavoproteins can
Options- A. stabilize the semiquinone
- B. de-stabilize the semiquinone
- C. form chelation
- D. all of these Discuss
- 8. Vitamin B12 is useful in the prevention and treatment of
Options- A. pernicious anemia
- B. scurvy
- C. cataract
- D. beri-beri Discuss
- 9. Which of the following compounds/(s) belong/(s) to the vitamin B6 group?
Options- A. Pyridoxal
- B. Pyridoxine
- C. Pyridoxamine
- D. All of these Discuss
- 10. A deficiency of thiamin produces the disease known as
Options- A. beri-beri
- B. scurvy
- C. cataract
- D. anemia Discuss
Vitamins and Coenzymes problems
Search Results
Correct Answer: pernicious anemia
Correct Answer: FAD
Correct Answer: antioxidants
Correct Answer: Activated carbon dioxide (CO2)
Correct Answer: both ends by two disulfide bonds
Correct Answer: vitamin B1 (thiamine)
Correct Answer: stabilize the semiquinone
Correct Answer: pernicious anemia
Correct Answer: All of these
Correct Answer: beri-beri
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