Medical Science

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Q. Which seafood is known for its high levels of astaxanthin, a powerful antioxidant?
  • A. Salmon
  • B. Tuna
  • C. Tilapia
  • D. Cod
Q. Which sequencing method uses fluorescently labeled nucleotides?
  • A. Sanger sequencing
  • B. Next-generation sequencing
  • C. Pyrosequencing
  • D. Capillary electrophoresis
Q. Which signaling pathway is primarily involved in cell growth and proliferation?
  • A. MAPK/ERK pathway
  • B. cAMP pathway
  • C. JAK/STAT pathway
  • D. Wnt pathway
Q. Which sinus is located in the frontal bone?
  • A. Maxillary sinus
  • B. Sphenoid sinus
  • C. Frontal sinus
  • D. Ethmoid sinus
Q. Which soil microorganism is known for bioremediation?
  • A. Bacillus subtilis
  • B. Escherichia coli
  • C. Pseudomonas aeruginosa
  • D. Staphylococcus aureus
Q. Which solvent is commonly used in NMR spectroscopy to avoid interference?
  • A. Water
  • B. DMSO
  • C. CDCl3
  • D. Ethanol
Q. Which special protein is associated with stress response in plants?
  • A. Globulin
  • B. Casein
  • C. Heat shock protein
  • D. Collagen
Q. Which special protein is known for its role in seed germination?
  • A. Albumin
  • B. Globulin
  • C. Lectin
  • D. Enzyme inhibitors
Q. Which special protein is often linked to improving flavor in crops?
  • A. Enzymes
  • B. Storage proteins
  • C. Transport proteins
  • D. Structural proteins
Q. Which spectroscopy technique is best for identifying chemical bonds in a molecule?
  • A. Mass Spectrometry
  • B. Infrared Spectroscopy
  • C. Nuclear Magnetic Resonance
  • D. X-ray Crystallography
Q. Which stage of photosynthesis occurs in the thylakoid membranes?
  • A. Calvin Cycle
  • B. Light-dependent reactions
  • C. Glycolysis
  • D. Krebs Cycle
Q. Which Staphylococcus species is most commonly associated with urinary tract infections?
  • A. Staphylococcus epidermidis
  • B. Staphylococcus saprophyticus
  • C. Staphylococcus aureus
  • D. Staphylococcus hominis
Q. Which step of glycolysis involves substrate-level phosphorylation?
  • A. Conversion of glucose to glucose-6-phosphate
  • B. Conversion of 1,3-bisphosphoglycerate to 3-phosphoglycerate
  • C. Conversion of phosphoenolpyruvate to pyruvate
  • D. Conversion of fructose-1,6-bisphosphate to glyceraldehyde-3-phosphate
Q. Which step of the TCA cycle produces FADH2?
  • A. Conversion of succinate to fumarate
  • B. Conversion of isocitrate to alpha-ketoglutarate
  • C. Conversion of malate to oxaloacetate
  • D. Conversion of citrate to isocitrate
Q. Which sterilization method is most effective for heat-sensitive materials?
  • A. Autoclaving
  • B. Dry heat
  • C. Radiation
  • D. Boiling
Q. Which structural feature is most critical for the stability of enzymes?
  • A. Active site configuration
  • B. Hydrophobic core
  • C. Disulfide bonds
  • D. All of the above
Q. Which structure carries oxygenated blood from the lungs to the heart?
  • A. Pulmonary veins
  • B. Pulmonary arteries
  • C. Aorta
  • D. Superior vena cava
Q. Which structure connects the kidney to the bladder?
  • A. Urethra
  • B. Ureter
  • C. Renal pelvis
  • D. Nephron
Q. Which structure connects the left and right hemispheres of the brain?
  • A. Corpus callosum
  • B. Cerebellum
  • C. Thalamus
  • D. Pons
Q. Which structure in plant cells is responsible for the synthesis of sugars?
  • A. Mitochondria
  • B. Chloroplasts
  • C. Ribosomes
  • D. Endoplasmic reticulum
Q. Which structure in plants is primarily involved in gas exchange?
  • A. Stomata
  • B. Cuticle
  • C. Phloem
  • D. Xylem
Q. Which structure in the brain is primarily involved in regulating homeostasis?
  • A. Cerebellum
  • B. Hypothalamus
  • C. Medulla oblongata
  • D. Thalamus
Q. Which structure in the brain is primarily responsible for coordinating voluntary movements?
  • A. Cerebrum
  • B. Cerebellum
  • C. Brainstem
  • D. Thalamus
Q. Which structure is characteristic of RNA?
  • A. Double helix
  • B. Single-stranded
  • C. Triple helix
  • D. Circular
Q. Which structure is involved in the detoxification of harmful substances in the liver?
  • A. Smooth endoplasmic reticulum
  • B. Rough endoplasmic reticulum
  • C. Nucleus
  • D. Mitochondria
Q. Which structure is NOT part of the anterior triangle of the neck?
  • A. Sternocleidomastoid muscle
  • B. Mandible
  • C. Clavicle
  • D. Midline of the neck
Q. Which structure is NOT part of the gastrointestinal tract?
  • A. Esophagus
  • B. Stomach
  • C. Pancreas
  • D. Large intestine
Q. Which structure is NOT part of the rotator cuff?
  • A. Supraspinatus
  • B. Infraspinatus
  • C. Teres major
  • D. Subscapularis
Q. Which structure is part of the pelvic cavity?
  • A. Liver
  • B. Bladder
  • C. Stomach
  • D. Spleen
Q. Which structure is primarily responsible for gas exchange in the lungs?
  • A. Bronchi
  • B. Alveoli
  • C. Trachea
  • D. Larynx
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