#1
22nd August 2014, 04:17 PM
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Previous paper for IISC Entrance Exam
Will you please provide me question paper for Indian Institute of Science Bangalore PHD entrance examination ?
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#2
23rd August 2014, 08:37 AM
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Re: Previous paper for IISC Entrance Exam
Here I am giving you question paper for Indian Institute of Science Bangalore PHD entrance examination below : BIOLOGICAL SCIENCES 1. Which test is commonly uscd to identify a rcducing sugar? (A) Iodine test (B) Benedict's tes! iurct test (C)- B' (D) Emulsion tcst 2. Which process does NOT occur in mitochondria? (A) fatty acid biosynthesis (B) protein synthesis (C) P-oxidation (D) DNA synthesis 3. Using si te-directed mutagcnesis, four mutants were generated. Which mutant has the largest difference in the number ofatoms compared to the wild type? (A) Ser-Cys (B) Tyr + Phe (C) Lys 4 Ala (D) Arg+ Lys 4. The major storage polysaccharide of mammals is found in highesi amounts in which organ? (A) Kidney (B) Liver (C) Spleen (D) Pancreas 5. From the following sets, pick h e one that contains exclusively hydrophobic amino acids (A) Asp, Glu, Lys, Arg, Ser (B) Arg, Phe, Tyr, Trp, Asn (C) Ala, IIe, Leu, Phe, Val (D) Ala, k g , Phe, Leu, Tyr 6. An enzyrne (Molecular weight = 5,500 Da) has a concentration of 93.5 fliter and maximum velocity of 0.875 M-' ~ e c - ' . What is the specificity constant for the enzyme and substrate if KM is 0.438 M? (A) 22-54 M-' ~ e c - ' (B) 1 17.5 M-' ~ e c - ' (C) 6.52 M-' se=-' @) 225.4 M-' ~ e c * ' 7. Which one of the following statements about a circular double stranded DNA genome having 2 1% adenosine is TRUE? (A) It has 10.5% guanosine (B) It has 29% guanosine (C) It has 2 1 % guanosine (D) It has 58% guanosine 8. The peplide, Ala-Arg-Gln-Met-Thr-Trp-Lys-Val, was diges ted with cyanogen bromide to produce (A) Ala-Arg-Gln-Met + Thr-Trp-Lys-VaI (B) Ala-Arg-Gln-Met-Thr-Trp + Lys-Val (C) Ala-Arg + Gln-Met-Thr-Trp-Lys-Val (D) Ala-Arg-Gln + Met-Thr-Trp-Lys-Val 9. Deficiency of which vitamin causes inefiicient collagen hydroxylation? (A) Vitamin C (B) Vitamin A (C) VitaminB9 (D) Vitarnin Bl 10. Statins reduce cholesterol levels by inhibiting which enzyme? (A) NADPH oxidase (B) HMG-CoA reductase (C) HMG-CoA synthetasc (D) Mevalonate kinase 1 1. Which enzyrne is involved in non-template dependent nucleic acid synthesis? (A) DNA polyrnerase 3 (B) DNA polymerase 1 (C) RNA polymerase (Dl poly (A) polymerase |
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