Author: marfan_hi, Posted on Tuesday, April 04 @ 03:57:04 IST by RxPG  

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39. In humans carbohydrates are stored as…
1. Glucose
2. Glycogen
3. Starch
4. Cellulose

40. NADP is not needed in
1. Steroid synthesis
2. Urea synthesis
3. Fatty acid synthesis
4. Reduced glutathion synthesis

41. Which acts a an antioxidant at low oxygen tension
1. Vit C
2. Beta carotene
3. Vit E
4. Selenium

42. VMA is a metabolite of
1. Adrenaline
2. Thyroxin
3. Serotonin
4. Growth hormone

43. Xeroderma pigmentosa is due to
1. Base excision defect
2. Nucleotide excision defect
3. Sos repair defect
4. Cross linking defect

44. Which of the following blotting technique does not exist?
1. Western
2. Southern
3. Eastern
4. Northern

45. PCR is used in
1. Medico legal
2. Amplification of gene
3. Identification of organism
4. All

46. Proteins seen in chromosomes are called
1. Nucleotides
2. Histones
3. Apoproteins
4. Glycoprotein

47. Strand of DNA from which mRNA is formed by transcription is called
1. Template
2. Anti template
3. Coding
4. Transcript

48. Mesosomes are prokaryotic counterpart of eukaryotic….
1. Mitochondria
2. ER
3. Golgi apparatus
4. Nucleus

49. Vitamin given in pregnant women to prevent neural tube defects
1. Folic acid
2. B12
3. Vit c
4. Vit A

50. Most essential fatty acid is
1. Linolenic acid
2. Linoleic acid
3. Archdonic acid
4. Eicosapentanoic acid

51. Which is not an essential amino acid?
1. Tryptophan
2. Threonine
3. Histidine
4. Cystein

52. Structure of myoglobin
1. Monomer
2. Homodimer
3. Heterodimer
4. Homotetramer

53. Enzyme deficient in criggler najer syndrome
1. UDP glucoronyl transferase 1
2. UDP glucoronyl transferase 2
3. Bilirubin synthase
4. Heme synthase

54. Which is not an aromatic amino acid?
1. Phenyl alanine
2. Tyrosine
3. Tryptophan
4. Valine

55. Which does not have cholesterol
1. Vit D
2. Estrogen
3. Adrenalin
4. Progesterone

56. Which bond resist denaturation?
1. Peptide
2. Hydrogen
3. Disulphide
4. Electrostatic

57. In which phase DNA doubling occur
1. G1
2. S
3. G2
4. M

58. Albinism is due to
1. Decreased melanocytes
2. Focal loss of melanocytes
3. Decreased melanin synthesis
4. Generalized vitiligo

59. Normal serum Bilirubin level
1. .3-1.2
2. 2-4
3. .1-.5
4. 1-2

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BIOCHEMISTRY ANSWERS

(Ref: Vasudevan 4th edition)

39. B (Vasudevan 96)
40. B (Vasudevan 168)
41. (No idea, please help!)
42. A (Vasudevan 190)
43. B (Vasudevan 402)
44. C (Vasudevan 438,439)
45. D (Vasudevan 443)
46. B (Vasudevan 398)
47. A (Vasudevan 405)
48. A (Ananthanarayanan 13)
49. A (Vasudevan 292)
50. B (Vasudevan 156)
51. A (Vasudevan 20)
52. A (Vasudevan 267)
53. A (Vasudevan 256)
54. D (Vasudevan 18)
55. C (Vasudevan 190)
56. A (Vasudevan 31)
57. B (Vasudevan 424)
58. C (Vasudevan 192)
59. A (Vasudevan 502)

Note: Prepared by Dr. Mohamed Abdul Latheef. T.K. with the help of Dr. Sandeep. P, Dr. Jamal, Dr. Paul. T. Antony and Dr. Paramez. Sorry for any mistakes. We have tried our best to compile this question paper. Thank you.