Description : All the following statements regarding calcium are correct except (A) It diffuses as a divalent cation (B) It freely diffuses across the endoplasmic reticulum of muscle cells (C) It can exist in the blood as ionic form and also protein bound (D) It is found in high concentration in bones
Last Answer : Answer : B
Description : Protein bound iodine in blood is present to the extent of _______ / dL (A) 3–8 mg (B) 4–8 mg (C) 3–8 gm (D) 4–8 gm
Last Answer : Answer : A
Description : The only correct statement about hormone receptors is (A) Receptors for protein hormones are present in cytosol (B) Receptors for steroid hormones are membrane bound (C) Hormone-receptor binding is irreversible (D) Receptors can undergo down regulation and up regulatoin
Last Answer : Answer : D
Description : After entering cytosol, free fatty acids are bound to (A) Albumin (B) Globulin (C) Z-protein (D) None of these
Last Answer : Answer : C
Description : Which of the following organisms are pathognomonic of acute necrotic ulcerative gingivitis? A. Spirochaetes and fusobacterium SP B. Spirochaetes and eikenella corrodes C. ... D. Actinobacillus actinomycetes comitans oral capnocytophaga E. Porphyromonas gingivalis and prevotella intermedia
Last Answer : A. Spirochaetes and fusobacterium SP
Description : Polymorphs have (A) same chemical composition and same crystal structure (B) different chemical composition but different crystal structure (C) same chemical composition but different crystal structure (D) None of these
Last Answer : (C) same chemical composition but different crystal structure
Description : Diamond and graphite are polymorphs of which of th following elements? w) magnesium x) carbon y) sulfur z) nitrogen
Last Answer : ANSWER: X -- CARBON
Description : A patient of megaloblastic anaemia was treated with oral folic acid 5 mg daily. After 2 weeks he reported back with cognitive deficit, sensory disturbance, depressed knee jerk, while ... therapy has unmasked pyridoxine deficiency D. Patient has folate reductase abnormality in the nervous system
Last Answer : D. Patient has folate reductase abnormality in the nervous system
Description : Which one of the following statements concerning glucose-6-phosphate dehydrogenase deficiency is correct? (A) Young R.B.Cs, particularly reticulocytes, contain the highest enzyme activity cells show less enzyme ... PD gene (D) G-6-PD deficiency is precipitated by ingestion of drugs such as aspirin
Description : What will be precipitated by half-saturation of ammonium sulfate?
Last Answer : Globulins are precipitated by half-saturation of ammonium sulfate.
Description : How albumin is precipitated?
Last Answer : By full saturation of ammonium sulfate or 28 % sodium sulfate.
Description : How proteins are precipitated from solution?
Last Answer : Any factor which neutralises the charge or re- moves water of hydration will cause precipita- tion of proteins.
Description : Pick out the correct statement. (A) Bound moisture is removed during constant rate drying period (B) Free moisture is removed during falling rate drying period (C) The sum of free moisture and ... (D) The driving force for mass transfer in a wet solid is its free moisture content
Last Answer : (D) The driving force for mass transfer in a wet solid is its free moisture content
Description : Moisture in a solid exerting an equilibrium vapour pressure equal to that of the pure liquid at the same temperature is called the __________ moisture. (A) Unbound (B) Critical (C) Free (D) Bound
Last Answer : (A) Unbound
Description : Protein bound iodine is _________ bound to protein. (A) Iodine (B) Thyroid hormones (C) Thyroxine (D) Tri iodo thyronine
Description : The normal content of protein bound iron (PBI) in the plasma of males is (A) 120–140 µg/100 ml (B) 200–300 µg/100 ml (C) 120–140 µg/100 ml (D) 200–300 µg/100 ml
Description : Retinol and Retinol binding protein are bound with this protein: (A) Albumin (B) Prealbumin (C) α-globulin (D) β-globulin
Description : Retinol and retinol –binding protein (RBP) bound with this protein: (A) Albumin (B) Prealbumin (C) α2-globulin (D) β-globulin
Description : In biotin-containing enzymes, the biotin is bound to the enzyme by (A) An amide linkage to carboxyl group of glutamine (B) A covalent bond with CO2 (C) An amide linkage to an amino group of lysine (D) An amide linkage to α-carboxyl group of protein
Description : Retinol is transported in blood bound to (A) Aporetinol binding protein (B) α2-Globulin (C) β-Globulin (D) Albumin
Description : The name of the common mineral salt present in sweat is ? A. Calcium Oxalate B. Potassium Sulphate C. Sodium Chloride (Answer) D. Iron Sulphate E. None of these
Last Answer : C. Sodium Chloride (Answer)
Description : Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. (A) Less than (B) More than (C) Equal to (D) Either (A) or (B); depends on the solid
Last Answer : (A) Less than
Description : The major calcium salt in bones is (A) Calcium carbonate (B) Calcium chloride (C) Calcium hydroxide (D) Calcium phosphate
Description : Cerebrovasular disease and hypertension is associated with (A) High calcium intake (B) High salt intake (C) Low calcium intake (D) Low salt intake
Description : The most abundant thyroid hormone in blood is (A) Free T3 (B) T3 bound to TBG (C) Free T4 (D) T4 bound to TBG
Description : The free fatty acids in blood are (A) Stored in fat depots (B) Mainly bound to β-lipoproteins (C) Mainly bound to serum albumin (D) Metabolically most inactive
Description : The ‘free fatty acids’ (FFA) of plasma: (A) metabolically inert (B) mainly bound to β-lipoproteins (C) stored in the fat (D) mainly bound to serum albumin
Description : T cells can recognise (A) Free antigens (B) Antigens bound to cells (C) Antigens bound to antibodies (D) Antigens bound to MHC proteins
Description : Free fatty acids of plasma are bound to what?
Last Answer : Bound to serum albumin.
Description : Hemoglobin is a molecule made of four polypeptide chains, each bound to a iron-containing molecular group called a heme group. So the molecule contains four polypeptide chains and four ... depends upon the integrity of its quaternary structure. Blood Questions - Image Diversity: hemoglobin molecule
Last Answer : On average what is the life duration of the red blood cells?
Description : Consider the following statements. (A) Coenzyme or metal ion that is tightly bound to enzyme protein is called prosthetic group. (B) A complete catalytic active enzyme with its bound prosthetic group is called apoenzyme. Select the ... ) (A) is true but (B) is false. (d) Both (A) and (B) are false
Last Answer : (d) Both (A) and (B) are false.
Description : When someone receives, say, the Cake in the Frizzer award, is there any way to see a list of folks who have been awarded this, and what the comment was that precipitated it?
Last Answer : If you open the frizzer shell just run away.
Description : If I know, say, the mass of precipitated PbCrO4 when I mixed PbCl2 solution (100mL exact) and K2CrO4 (excess), how would I go about calculating the original concentrations of Pb2+ and Cl- in the original PbCl2 solution?
Last Answer : Are you certain that your answer is incorrect? Ksp=[Pb][CrO4], and as you add K2CrO4, you are increasing the concentration of CrO4 in solution, and the equilibrium position must shift such that the ... wrong. I would be very interested in knowing, given that I take my chemistry AP test on Tuesday.
Description : When a coordination compound CoCl3.6NH3 is mixed with AgNO3, 3 moles of AgCl are precipitated per mole of the compound. Write (i) Structural formula of the complex (ii) IUPAC name of the complex -Chemistry
Last Answer : i) Complex so formed is: CoCl3.6NH3 + AgNO3 → [Co(NH3)6]Cl3 (ii) IUPAC name of complex is: Hexaamminecobalt (III) chloride
Description : When a co-ordination compound CrCl3.6H2O is mixed with AgNO3, 2 moles of AgCl are precipitated per mole of the compound. Write (i) Structural formula of the complex. (ii) IUPAC name of the complex. -Chemistry
Last Answer : (i) The complex formed on mixing a coordination compound CrCl3.6H2O with AgNO3 is as follows CrCl3.6H2O + AgNO3 → [Cr(H2O5)Cl]Cl2. H2O (ii) Pentaaquachloridochromium (III) chloride monohydrate
Description : 0.98 g of the metal sulphate was dissolved in water and excess of barium chloride was added. The precipitated barium sulphate weighted 0.95 g. Calcula
Last Answer : 0.98 g of the metal sulphate was dissolved in water and excess of barium chloride was added. ... 95 g. Calculate the equivalent weight of the metal.
Description : On treatment of 100mL of 0.1 M solution of `CoCl_(3).6H_(2)O` with excess `AgNO_(3),1.2xx10^(22)` ions are precipitated. The complex is :
Last Answer : On treatment of 100mL of 0.1 M solution of `CoCl_(3).6H_(2)O` with excess `AgNO_(3),1.2xx10^(22)` ions are ... `[Co(H_(2)O)_(4)Cl_(2)]Cl.2H_(2)O`
Description : On adding `AgNO_(3)` solution to a solution of `[Pt(NH_(3))_(3)Cl_(3)]Cl`, the percentage of total chloride ion precipitated is
Last Answer : On adding `AgNO_(3)` solution to a solution of `[Pt(NH_(3))_(3)Cl_(3)]Cl`, the percentage of total ... ion precipitated is A. 100 B. 75 C. 50 D. 25
Description : Which one of the following basic radical (s) `is//are ` precipitated as sulphides in acidic medium in qualitative analysis?
Last Answer : Which one of the following basic radical (s) `is//are ` precipitated as sulphides in acidic medium in qualitative analysis ... `Cd^(2+)` D. `Zn^(2+)`
Description : What happens when freshly precipitated Fe (OH)3 is shaken with a little amount of dilute solution of FeCl3 ?
Last Answer : Ans. It causes peptization leading to the formation of a positively charged sol of Fe (OH)3
Description : Alkaloids are NOT precipitated by (A) Mayer's reagent (B) Dragendroff Reagent (C) Picric acid (D) Millon's reagent
Last Answer : (D) Millon's reagent
Description : Extracellular polysaccharides in plaque are formed by: A. Bacteria from sucrose B. Precipitated from carbohydrate C. Precipitated from glycoproteins
Last Answer : A. Bacteria from sucrose
Description : All of the following are examples of chemically precipitated sedimentary rock except: w) limestone x) sandstone y) dolomite
Last Answer : ANSWER: X -- SANDSTONE
Description : The physiologically active form of calcium is (A) Protein bond (B) Ionised (C) Complexed with citrate (D) Complexed with carbonate
Description : Assertion:- Ribosomes are involved in protein synthesis. Reason:- They are membrane bound cell organelles.
Last Answer : Assertion:- Ribosomes are involved in protein synthesis. Reason:- They are membrane bound cell organelles. ... . If both Assertion & Reason are false.
Description : What are the membrane-bound sac the Golgi complex pack protein and other material into?
Last Answer : Vesicles
Description : The following are true: a. thyroxine is formed by iodination of tyrosine b. the ratio of T3 :T4 secreted by the thyroid gland is 1:5 c. about 99.5% of thyroxines is protein bound d. T3 is more active than T4
Last Answer : T3 is more active than T4
Description : The following are true about fluorescein sodium: a. it is 60% bound to the plasma protein b. it leaks out of the choriocapillaris readily c. is excreted mainly by the kidney d. it is excited by green light
Last Answer : is excreted mainly by the kidney
Description : Which of the following proteins would not need localization signal? A- A nuclear protein B- A cytosolic protein C- A protein bound to the endoplasmic reticulum (ER) membrane D- A cell surface protein
Last Answer : A cytosolic protein
Description : Menadione (vitamin K3) can produce kernicterus in neonates by: A. Inducing haemolysis B. Inhibiting glucuronidation of bilirubin C. Displacing plasma protein bound bilirubin D. Both ‘A’ and ‘B’ are correct
Last Answer : D. Both ‘A’ and ‘B’ are correct