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Q.8 The drug Aspirin inhibits the synthesis of: 1. Leukotrienes 2. Prostaglandins 3. Arachidonic acid 4. 17-eicosapentanoic Acid (EPA) Aspirin Inhibits Prostaglandin Synthesis Aspirin, a widely used non-steroidal anti-inflammatory drug […]

Q.7 All human antibody types possess a proline-rich flexible ‘hinge region’ except: 1. IgA 2. IgG 3. IgE 4. IgD Human antibodies (immunoglobulins) feature a Y-shaped structure with Fab and […]

Q.6 The anti-parallel nature of double standard DNA is due to: 1. Phosphodiester bonds 2. Hydrogen bonds 3. Disulphide bonds 4. Glycosidic bond DNA’s double helix features two antiparallel strands […]

Q.5 Which of the following event occurs during the Diplonema/Diplotene stage of meiosis? 1. Reduction in the number of chiasmata 2. Separation of the paired chromosomes except at the chiasmata […]

Q.4 Actinomycin D inhibits: 1. Transcriptional elongation in Eukaryotes 2. Translational elongation in prokaryotes 3. Transeriptional initiation in prokaryotes 4. Translational initiation in eukaryotes Actinomycin D is a classic antibiotic […]

Q.3 Which cell organelle is involved in the synthesis of glycosphingolipids and glycoproteins inside the cell? 1. Peroxisomes 2. Glyoxysomes 3. Inner mitochondrial membrane 4. Golgi complex The Golgi complex […]

Q.2 To detect infection of SARS-CoV2 in humans, RT-PCR technique is used to quantify: 1. Surface proteins of SARS-CoV2 2. RNA of SARS-CoV2 3. Non-structural proteins of SARS-CoV2 4. Host […]

Q.1 Which of the following enzymes introduce negative supercoiling in prokaryotic DNA? Topoisomerase I Topoisomerase II Topoisomerase III Topoisomerase IV Which Enzyme Introduces Negative Supercoiling in Prokaryotic DNA? Topoisomerase II […]

Q.69 Match List–I with List–II : List–I (Hormone/Factor) List–II (Role) (A) Erythropoietin (I) Enhancement of immune function (B) Platelet derived growth factor (II) Treatment of infertility (C) Chorionic gonadotropin (III) […]

Q.68 Match List–I with List–II : List–I (Scientists) List–II (Contribution) (A) Maxam-Gilbert (I) DNA polymerase isolation (B) Stanley Cohen (II) DNA sequencing (C) Kornberg (III) Genetic code (D) Har Gobind […]