Description : Which of the following is a tripeptide? (A) Anserine (B) Oxytocin (C) Glutathione (D) Kallidin
Last Answer : Answer : C
Description : Glutathione is a (A) Dipeptide (B) Tripeptide (C) Polypeptide (D) None of these
Last Answer : Answer : B
Description : The immediate parent of α, β and γ endorphins is (A) Pro-opiomelanocortin (B) β-lipotropin (C) ATCH (D) Lipoprotein
Description : ‘Clearing factor’ is (A) Lipoprotein lipase (B) Crotonase (C) 7-dehydro cholesterol (D) β-sitosterol
Last Answer : Answer : A
Description : The compound which has the lowest density is (A) Chylomicron (B) β-Lipoprotein (C) α-Lipoprotein (D) pre β-Lipoprotein
Description : This interferes with cholesterol absorption (A) Lipoprotein lipase (B) Creatinase (C) 7-dehydrocholesterol (D) β-sitosterol
Last Answer : Answer : D
Description : The β-lipoprotein fraction increases in severe (A) Diabetes Mellitus (B) Uremia (C) Nephritis (D) Muscular dystrophy
Description : Free fatty acids are transported in the blood (A) Combined with albumin (B) Combined with fatty acid binding protein (C) Combined with β -lipoprotein (D) In unbound free salts
Description : β-cells of islet of langerhans of the pancreas secrete (A) Insulin (B) Glucagon (C) Somatostatin (D) Pancreatic polypeptide
Description : Thyrotropin releasing hormone is a (A) Dipeptide (B) Tripeptide (C) Octapeptide (D) Decapeptide
Description : When egg albumin is heated till it is coagulated, the secondary and tertiary structures of the proteins are completely lost resulting in a mixture of randomly arranged (A) Dipeptide chains (B) Tripeptide chains (C) Polypeptide chains(D) All of these
Description : The end product of protein digestion in G.I.T. is (A) Dipeptide (B) Tripeptide (C) Polypeptide (D) Amino acid
Description : What is a dipeptide?
Last Answer : Two amino acids are combined to form a dipep- tide
Description : What is correct to say about the hormone action in humans? (a) Glucagon is secreted by β-cells of islets of Langerhans and stimulates glycogenolysis. (b) Secretion of thymosins is stimulated ... receptors on ovarian cell membrane. (d) FSH stimulates the secretion of estrogen and progesterone.
Last Answer : (c) In females, FSH first binds with specific receptors on ovarian cell membrane.
Description : Insulin release from pancreatic β cells is augmented by the following except: A. Ketone bodies B. Glucagon C. Vagal stimulation D. Alfa adrenergic agonists
Last Answer : D. Alfa adrenergic agonist
Description : Adrenaline raises blood glucose level by the following actions except: A. Inducing hepatic glycogenolysis B. Inhibiting insulin secretion from pancreatic β cells C. Augmenting glucagon secretion from pancreatic α cells D. Inhibiting peripheral glucose utilization
Last Answer : D. Inhibiting peripheral glucose utilization
Description : Glucagon produced by (a) α-cells of Islets (b) β-cells of Islets (c) -cells of Islets (d) All
Last Answer : (a) α-cells of Islets
Description : β-cells of pancreas Produce (a) Insulin (b) Glucagon (c) Both (d) None
Last Answer : (a) Insulin
Description : Iodine is required in human body for (A) Formation of thyroxine (B) Formation of Glutathione (C) Formation of potassium iodide (D) Adrenalin
Description : Selenium is a constituent of (A) Glutathione reductase (B) Glutathione peroxidase (C) Catalase (D) Superoxide dismutase
Description : Selenium is a constituent of the enzyme: (A) Glutathione peroxidase (B) Homogentisate oxidase (C) Tyrosine hydroxylase (D) Phenylalanin hydroxylase
Description : Methemoglobin can be reduced to haemoglobin by (A) Removal of hydrogen (B) Vitamin C (C) Glutathione (D) Creatinine
Description : Glutathione is a constituent of (A) Leukotriene A4 (B) Thromboxane A1 (C) Leukotriene C4 (D) None of these
Description : Removal of BSP dye by the liver involves conjugation with (A) Thiosulphate (B) Glutamine (C) Cystein component of glutathione (D) UDP glucuronate
Description : In glutathione (a tripeptide) is present apart from Glutamic acid and cysteine: (A) Serine (B) Glycine (C) Leucine (D) Phenyl alanine
Description : Sulphur-containing amino acid is (A) Glutathione (B) Chondroitin sulphate (C) Homocysteine (D) Tryptophan
Description : A tripeptide functioning as an important reducing agent in the tissues is (A) Bradykinin (B) Kallidin (C) Tyrocidin (D) Glutathione
Description : A peptide which acts as potent smooth muscle hypotensive agent is (A) Glutathione (B) Bradykinin (C) Tryocidine (D) Gramicidin-s
Description : Reduced glutathione functions in R.B.Cs to (A) Produce NADPH (B) Reduce methemoglobin to hemoglobin (C) Produce NADH (D) Reduce oxidizing agents such as H2O2
Last Answer : D
Description : Dehydrogenation of succinic acid to fumaric acid requires the following hydrogen carrier: (A) NAD+ (B) NADP+ (C) flavoprotein (D) Glutathione
Last Answer : C
Description : Glutathione is made up of which amino acids?
Last Answer : Glutamic acid, cysteine and glycine.
Description : An important zinc containing enzyme is (A) Carboxypeptidase A (B) Isocitrate dehydrogenase (C) Cholinesterate (D) Lipoprotein lipase
Description : Correct ordering of lipoprotein molecules from lowest to the greater density is (A) LDL, IDL, VLDL, chylomicron (B) Chylomicron, VLDL, IDL, LDL (C) VLDL, IDL, LDL, chylomicron (D) LDL, VLDL, IDL, chylomicron
Description : The major source of extracellular cholesterol for human tissue is (A) Very low density lipoprotein (B) High density lipoprotein (C) Low density lipoprotein (D) Albumin
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 : 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 : 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 : The lipoprotein with the fastest electrophoretic mobility and lowest TG content are (A) VLDL (B) LDL (C) HDL (D) Chylomicrones
Description : This lipoprotein removes cholesterol from the body (A) HDL (B) VLDL (C) IDL (D) Chylomicrons
Description : The first lipoprotein to be secreted by the liver is (A) VLDL (B) nascent VLDL (C) LDL (D) IDL
Description : The triacyl glycerol present in plasma lipoproteins are hydrolyzed by (A) Linqual lipase (B) Pancreatic lipase (C) Colipase (D) Lipoprotein lipase
Description : The protein moiety of lipoprotein is known as (A) Apoprotein (B) Pre-protein (C) Post-protein (D) Pseudoprotein
Description : Lipoprotein present in cell membrane is by nature: (A) Hydrophilic (B) Hydrophobic (C) Both (A) and (B) (D) None of these
Description : Lecithins combine with protein to form (A) Phosphoprotein (B) Mucoprotein (C) Lipoprotein (D) Glycoprotein
Description : Genetic deficiency of lipoprotein lipase causes hyperlipoproteinaemia of following type: (A) Type I (B) Type IIa (C) Type IIb (D) Type V
Description : The lipoprotein richest in cholesterol is (A) Chylomicrons (B) VLDL (C) LDL (D) HDL
Description : Apolipoprotein C-II is an activator of (A) Lecithin cholesterola acyl transferase (B) Phospholipase C (C) Extrahepatic lipoprotein lipase (D) Hepatic lipoprotein lipase
Description : A lipoprotein inversely related to the incidence of coronary artherosclerosis is (A) VLDL (B) IDL (C) LDL (D) HDL