Description : Pancreatic lipase requires for its activity: (A) Co-lipase (B) Bile salts (C) Phospholipids (D) All of these
Last Answer : Answer : D
Description : Bile salts make emulsification with fat for the action of (A) Amylose (B) Lipase (C) Pepsin (D) Trypsin
Last Answer : Answer : B
Description : The enzyme which is used for the digestion of fat is (a) Water (b) Bile (c) Amylase (d) Lipase
Last Answer : (d) Lipase
Description : A good source of lipase is (a) Saliva (b) Bile (c) Gastric juice (d) Pancreatic juice .
Last Answer : (d) Pancreatic juice .
Description : Which of the following forms part of a coenzyme? (A) Zn2+ (B) Lipase (C) Vitamin B2 (D) Lysine
Last Answer : Answer : C
Description : Adipose tissue lacks (A) Hormone-sensitive lipase (B) Glycerol kinase (C) cAMP-dependent protein kinase (D) Glycerol-3-phosphate dehydrogenase
Description : Plasma membrane in eukaryotic cells is made up of - (1) Phospholipid (2) Lipoprotein (3) Phospholipo-protein (4) Phospho-protein
Last Answer : (1) Phospholipid Explanation: The cell membrane or plasma membrane is a biological membrane that separates the interior of all cells from the outside environment. The cell membrane is selectively permeable ... . The basic function of the cell membrane is to protect the cell from its surroundings.
Description : Exon part of mRNAs have code for (a) protein (b) lipid (c) carbohydrate (d) phospholipid.
Last Answer : b) lipid
Last Answer : (a) protein
Description : The plasma membrane consists mainly of (a) phospholipids embedded in a protein bilayer (b) proteins embedded in a phospholipid bilayer (c) proteins embedded in a polymer of glucose molecules (d) proteins embedded in a carbohydrate bilayer
Last Answer : (b) proteins embedded in a phospholipid bilayer
Description : Which of the following events does not occur in rough endoplasmic reticulum? (a) Protein folding (b) Protein glycosylation (c) Cleavage of signal peptide (d) Phospholipid synthesis
Last Answer : (d) Phospholipid synthesis
Description : Which of the following may be most likely to be missing from a gram-positive bacterium? A.Penicillin binding protein B.Peptidoglycan C.Lipopolysaccharide D.Phospholipid bilayer membrane
Last Answer : C.Lipopolysaccharide
Description : Which of the following events does not occur in rough endoplasmic reticulum ? (1) Protein folding (2) Protein glycosylation (3) Cleavage of signal peptide (4) Phospholipid synthesis
Last Answer : (4) Phospholipid synthesis
Description : The door to your house is like the __________________ of a cell membrane? (A) Phospholipid bilayer (B) Integral protein (C) Recognition protein (D) Peripheral protein
Last Answer : (B) Integral protein
Description : Which of the following macromolecules is primarily responsible for the insolubility of cell membranes in water? a) starch b) cellulose c) protein d) phospholipid
Last Answer : ANSWER: D -- PHOSPHOLIPID
Description : Plasma membrane in eukaryotic cells is made up of (1) Phospholipid (2) Lipoprotein (3) Phospholipo-protein (4) Phospho-protein
Last Answer : Phospholipid
Description : Vitamin C is required for the synthesis of (A) Bile acids from cholesterol (B) Bile salts from bile acids (C) Vitamin D from cholesterol (D) All of these
Last Answer : Answer : A
Description : Cholesterol, bile salts, vitamin D and sex hormones are (A) Mucolipids (B) Glycolipids (C) Phospholipids (D) Isoprenoid lipids
Description : All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised ... systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin
Description : The precursor of bile salts, sex hormones and vitamin D is (A) Diosgenin (B) Cholesterol (C) Campesterol (D) Ergosterol
Description : Depot fats of mammalian cells comprise mostly of (A) Cholesterol (B) Phospholipid (C) Cerebrosides (D) Triglycerol
Description : Which one of the following is not a phospholipid? (A) Lecithin (B) Plasmalogen (C) Lysolecithin (D) Gangliosides
Description : Phospholipid acting as surfactant is (A) Cephalin (B) Phosphatidyl inositol (C) Lecithin (D) Phosphatidyl serine
Description : In mammals, the major fat in adipose tissues is (A) Phospholipid (B) Cholesterol (C) Sphingolipids (D) Triacylglycerol
Description : Choose the correct enzyme - substrate pair. (a) Carbohydrate - Lipase (b) Maltase - Lactose (c) Rennin - Casein (d) Protein - Amylase
Last Answer : (c) Rennin - Casein
Description : Which of the following set is required for digestion of protein (a) Rennin, lipase, pepsinogen (b) Rennin, pepsin, trypsin (c) Pepsin, trypsin, erepsin (d) Trypsin, chymotrypsin, rennin
Last Answer : (c) Pepsin, trypsin, erepsin
Description : Which of the following human digestive enzymes is incorrectly matched to its substrate? a) pepsin - protein b) trypsin - starch (pron: TRIP-sin) c) pancreatic amylase - starch (pron: AM-i-lase) d) lipase - fat e) maltase - maltose.
Last Answer : ANSWER: B -- TRYPSIN - STARCH
Description : The pancreas secrets------? A. Insulin (Answer) B. Vitamin A C. Bile juice D. none of these
Last Answer : A. Insulin (Answer)
Description : Assertion `:` Removal of gall bladder does affect the protein digestion. Reason `:` Bile juice break the peptide bond.
Last Answer : Assertion `:` Removal of gall bladder does affect the protein digestion. Reason `:` Bile juice break ... . D. If both Assertion & Reason are false.
Description : A young infant may be feeding entirely on mother's milk which is white in colour but the stools which the infant passes out is quite yellowish. What is this yellow colour due to? (a) ... bile juice (b) Undigested milk protein casein (c) Pancreatic juice poured into duodenum (d) Intestinal juice
Last Answer : (a) Bile pigments passed through bile juice
Description : δ-Cells of islet of langerhans of pancreas produce (A) Pancreatic polypeptide (B) Pancreatic lipase (C) Somatostatin (D) Steapsin
Description : Zinc is a cofactor for (A) Acid phosphatase (B) Alkaline phosphatase (C) Amylase (D) Lipase
Description : An important zinc containing enzyme is (A) Carboxypeptidase A (B) Isocitrate dehydrogenase (C) Cholinesterate (D) Lipoprotein lipase
Description : The tear secretion contains an antibacterial enzyme known as (A) Zymase (B) Diastase (C) Lysozyme (D) Lipase
Description : The enzymes present in the membrane of mitochondria are (A) Flavoproteins and cytochromes (B) Fumarase and lipase (C) Enolase and catalase (D) Hexokinase and zymase
Description : Genetic engineering requires enzyme: (A) DNA ase (B) Amylase (C) Lipase (D) Restriction endonuclease
Description : The best test for acute pancreatitis in the presence of mumps is (A) A serological test for mumps (B) Serum amylase (C) Urinary amylase (D) Serum lipase
Description : The most useful test for the diagnosis of acute hemorrhagic pancreatitis during the first few days is (A) Urinary lipase test (B) Serum calcium (C) Urinary amylase (D) Serum amylase
Description : An enzyme which brings about lysis of bacterial cell wall is (A) Amylase (B) Lysozyme (C) Trypsin (D) Lipase
Description : ‘Clearing factor’ is (A) Lipoprotein lipase (B) Crotonase (C) 7-dehydro cholesterol (D) β-sitosterol
Description : The principal action of insulin in adipose tissue is to inhibit the activity of the (A) Hormone sensitive lipoprotein lipase (B) Glycerol phosphate acyltransferase (C) Acetyl-CoA carboxylase (D) Pyruvate dehydrogenase
Description : The optimum pH of pancreatic lipase is (A) 2.0 (B) 4.0 (C) 6.0 (D) 8.0
Description : The pH optima of gastric lipase is (A) 3.0–6.0 (B) 1.0–2.0 (C) 8.0 (D) 8.6
Description : A non-functional plasma enzyme is (A) Psudocholinesterase (B) Lipoprotein lipase (C) Proenzyme of blood coagulation (D) Lipase
Description : An example of functional plasma enzyme is (A) Lipoprotein lipase (B) Amylase (C) Aminotransferase (D) Lactate dehydrogenase
Description : In acute pancreatitis, the enzyme raised in first five days is (A) Serum amylase (B) Serum lactic dehydrogenase (C) Urinary lipase (D) Urinary amylase
Description : Serum lipase level increases in (A) Paget’s disease (B) Gaucher’s disease (C) Acute pancreatitis (D) Diabetes mellitus
Description : Example of an extracellular enzyme is (A) Lactate dehydrogenase (B) Cytochrome oxidase (C) Pancreatic lipase (D) Hexokinase
Description : Non steroidal anti inflammatory drugs, such as aspirin act by inhibiting the activity of the enzyme: (A) Lipoxygenase (B) Cyclooxygenase (C) Phospholipase A2 (D) Lipoprotein lipase
Description : Lipase can act only at pH: (A) 2.5–4 (B) 3.5–5 (C) 4 to 5 (D) 5–7