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1) Following are the essential amino acid______________? a. Phenylalanine, Tryptophan lysine b. Phenylalanine, Arginine Methinonine c. Phenylalanine, Valine, Glycine d. Histidine, Glutamine, Valine
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2) The process of transfer of information from the RNA to the proteins is called______________? a. Mutation b. Translation c. Transcription d. Conjugation
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3) Following is non-essential amino acid_______________? a. Phenylalanine b. Proline c. Tryptophan d. Threonine
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4) One of the following is nonessential amino acid______________? a. Tyrosine b. Valine c. Methionine d. Cystine
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5) Aromatic ring is present in_____________? a. Arginine b. Glycine c. Phenylalanine d. Phenylalanine, Glycine
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6) In maple syrup urine disease the amino acids excreted in the urine are______________? a. Leucine b. Isoleucine c. Valine d. All of the above
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7) Indole ring is present in______________? a. Tryptophan b. Valine c. Methionine d. Histidine
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8) Biuret test is confirmatory test for_______________? a. Protein b. Fat c. Carbohydrate d. None of the above
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9) Albumins and globulins are ________ proteins? a. Simple b. Peptones c. Prolamines d. Lactalbumin
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10) Tertiary structure of protein is maintained by all except______________? a. H2 bond b. Hydrophobic c. Ionic bond d. Disulphide bond e. None of the above
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11) Vitamin C effects_________________? a. Maturation of procollagen b. Formation of osteoid matrix c. Calcification of osteoid d. Both A and B
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12) Cereals are deficient in_____________? a. Vitamin C b. Vitamin B complex c. Iron d. Calcium
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13) The vitamin K dependent proteins C and S are characterized by their ability to inactivate factor_____________? a. VIII a and V a b. VIII a c. V a d. None of the above
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14) Who is known for his work on scurvy ? a. Fracastorius b. James lind c. John snow d. Edward Jenner
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15) Aniacinosis results in______________? a. Perleche b. Beri beri c. Pellagra d. Nyctalopia
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16) Biotin is required for the activity of_______________? a. Pyruvate carboxylase b. Lactate dehydrogenase c. Succinate thiokinase d. Phosphohexose isomerase
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17) All of the following are true about manifestations of vitamin E deficiency except_____________? a. Hemolytic anemia b. Posterior column abnormalities c. Cerebellar ataxia d. Autonomic dysfunctions
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18) Both Vitamin K and C are involved in______________? a. The synthesis of clotting factors b. Post translational modifications c. Antioxidant mechanisms d. The microsomal hydroxylation reactions
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19) Thiamine deficiency can be diagnosed by measuring________________? a. Thiamine levels in blood b. Alkaline phosphatase levels in blood c. Transketolase activity in RBC d. Plasma pyruvate and lactic acid levels
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20) Vitamin B12 is_______________? a. Extrinsic factor of castle b. Intrinsic factor of castle c. Cyano cobalamine d. A fat soluble vitamin
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21) Sources of the nucleotide portion of NAD include__________________? a. N-methyl nicotinamide b. Riboflavin c. PRPP d. Tryptophan
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22) Consumption of raw egg white in the diet may result in the deficiency of______________? a. Riboflavin b. Biotin c. Thiamine d. Pyridoxine
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23) Peripheral neuropathy due to deficiency of vitamin is seen with_______________? a. Pyridoxine b. Vit E c. Vit A d. Pantothenic acid
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24) Deficiency of vitamin C causes the following except_______________? a. Defective collagen synthesis b. Soft swollen gums c. Pigeon chest d. Subcutaneous & other hemorrhage
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25) FIGLU excretion test is to estimate deficiency of_______________? a. Vitamin K b. Vitamin B6 c. Vitamin folic acid d. Niacin
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26) Avidin influences which of the following vitamins ? a. Biotin b. Niacin c. Thiamine d. Phylloquinone
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27) Which of the following are the sources of Vit C_________________? a. Apple b. Fresh green vegetables c. Citrus fruits d. Both B and C
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28) Niacin & riboflavin help in_____________? a. Redox reactions b. Transamination reaction c. Methyl group transfer d. Amine group transfer
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29) Collagen formation is affected in deficiency of_____________? a. Vit A b. Vit C c. Vit B2 d. Vit D
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30) Angular cheilosis is frequently associated with deficiency of______________? a. Thiamine b. Riboflavin c. Niacin d. Folic acid
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