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- Question
Acyl carrier protein (ACP) plays an important role in the biosynthesis of
Options- A. fatty acids
- B. amino acids
- C. sugars
- D. carbohydrates
- Correct Answer
- fatty acids
- 1. In the co-enzyme B12the position occupied by a cyanide ion in vitamin B12 is bonded directly to the __________ of the ribose of adenosine.
Options- A. adenine
- B. 5-6 dimethylbenzimidazole
- C. hydroxycobalamin
- D. cyanocobalamin Discuss
- 2. Selenium is an essential component of the enzyme glutathione peroxidase which
Options- A. scavenges toxic hydoperoxycompounds in tissues
- B. reduces toxic hydoperoxycompounds in tissues
- C. oxidizes toxic hydoperoxycompounds in tissues
- D. none of the above Discuss
- 3. ?-carotene together with ?-carotene, ?-carotene and cryptoxanthine are synthesized by
Options- A. plants
- B. animal
- C. plants and animals both
- D. none of these Discuss
- 4. Vitamins are essential because the organism
Options- A. can't synthesize these compounds at all
- B. can synthesize these compounds partially
- C. can't synthesize these compounds in the adequate amounts
- D. none of the above Discuss
- 5. The vitamin niacin is part of the __________ molecule.
Options- A. ferredoxin
- B. pyridoxal phosphate
- C. pyrophosphate
- D. NAD+ Discuss
- 6. E.coli ACP has its molecular weight as around
Options- A. 9000
- B. 19000
- C. 39000
- D. 90,000 Discuss
- 7. Vitamin-D deficiency can cause
Options- A. rickets
- B. pernicious anemia
- C. cataract
- D. beri-beri Discuss
- 8. 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
- 9. 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
- 10. 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
Vitamins and Coenzymes problems
Search Results
Correct Answer: adenine
Correct Answer: scavenges toxic hydoperoxycompounds in tissues
Correct Answer: plants
Correct Answer: can't synthesize these compounds at all
Correct Answer: NAD+
Correct Answer: 9000
Correct Answer: rickets
Correct Answer: both ends by two disulfide bonds
Correct Answer: Activated carbon dioxide (CO2)
Correct Answer: antioxidants
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