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Q.8 Biological value of proteins can be defined as – BV = (Nitrogen retained / Nitrogen absorbed) × 100 BV = (Nitrogen retained / Nitrogen ingested) × 100 BV = […]

Q.7 Which of the following is the biologically active fomi of vitamin-D that regulates calciam levels in the kidney and bones? l. 7-dehydrocholesterol 2.24, 25-dihydroxycholecalciferol 3. I-a-25- dihydroxycholecalciferol 4. Cholecalciferol […]

Q.6 Enantiomers are special type of stereoisomers that are: l. isobars of each other 2. isotopes of each other 3. Not the minor image of each other 4. Minor image […]

Q.5 Oxidases act as l. Use oxygen as an electron acceptor but donot incorporate it into the substrate. 2. Directly incorporate oxygen into the substrate 3. Use H2O2 as an […]

Q.4 Which of the following statement is con•ect about enzyme? 1. A bio catalyst that increases the rate of chemical reaction 2. A biocatalyst that inhibit the rate of chemical […]

Q.3 Type IV- delayed hypersensitivity is not caused by I. Macrophage 2. Lymphokines 3. Circulating antibodies 4. T- cells Type IV delayed hypersensitivity is a cell-mediated immune response driven by […]

Q.2 Diisopropyl phosphofluoridate (DIPF) act as: 1. Inhibitor of enzymes with serine at active site 2. A type of irreversible inhibitor 3. Reduces the synthesis of prostaglandin 4. Mechanism based […]

Q.1 Identify the conect statement about Homotropic. 1. For regulatory enzymes substrate and modulator are identical 2. Modulator is a molecule other than substrate 3. Less- active enzyme 4. Active […]