841. A deficiency of thiamin produces the disease known as
A. beri-beri
B. scurvy
C. cataract
D. anemia

842. Acyl carrier protein (ACP) plays an important role in the biosynthesis of
A. fatty acids
B. amino acids
C. sugars
D. carbohydrates

843. Vitamin B12 (Cobalamin) is only synthesized by
A. fishes
B. micro-organisms
C. plants
D. animals

844. Which of the following are reduced coenzymes?
B. NAD+ and FAD
C. ATP and GTP
D. Coenzyme A and ubiquinone

845. The absence of ascorbic acid in the human diet gives rise to
A. rickets
B. pernicious anemia
C. cataract
D. beri-beri

846. Vitamins are essential because the organism
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

847. The prosthetic group biotin is a carrier of which type of molecule?
A. Activated carbon dioxide (CO2)
B. Ammonia
C. Methyl group
D. Sulfhydryl group

848. Lipoic acid exists in
A. oxidized form
B. reduced form
C. oxidized and reduced form both
D. none of these

849. Vitamin B12 is useful in the prevention and treatment of
A. pernicious anemia
B. scurvy
C. cataract
D. beri-beri

850. An example of a digestive hormone is
A. lipase
B. pepsin
C. amylase
D. gastrin