Plasma protein can be separated by (A) Salting out with (NH4)2SO4 (B) Ultracentrifugation (C) Immuno electrophoresis (D) All of these

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Answer :

Answer : D

Related questions

Description : Plasma proteins are isolated by (A) Salting out (B) Electrophoresis (C) Flourimetry (D) Both (A) and (B)

Last Answer : Answer : D

Description : The antibodies raised against a pure protein will show only one sharp spike on this technique: (A) Solubility curve (B) Solvent precipitation (C) Molecular weight determination (D) Immuno electrophoresis

Last Answer : Answer : D

Description : How many oxygen atoms are in (NH4)2SO4?

Last Answer : Need answer

Description : How many hydrogen atoms are in (NH4)2SO4?

Last Answer : 8

Description : Glauber's salt is chemically represented by (A) Na2SO4 .10H2O (B) CaCl(OCl) (C) CaSO4 .H2O (D) (NH4 )2SO4

Last Answer : (A) Na2SO4 .10H2O

Description : In an integrated steel plant, NH3 present in coke oven gas is normallyrecovered as (A) (NH4 )2SO4 (B) NH4Cl (C) (NH4 )2 NO3 (D) Liquid NH3

Last Answer : (A) (NH4 )2SO4

Description : What is immuno-electrophoresis?

Last Answer : Here electrophoretic separation is followed by an antigen-antibody reaction.

Description : What is immuno electrophoresis ?

Last Answer : The resolving power of immuno diffusion was greatly enhanced bye immuno electrophoresis. This involves the electrophoretic separation of antigen into its constituent proteins followed by immuno diffusion. ... The formation of precipitin bands can be observed for the individual antigen components.

Description : How is immuno electrophoresis more advance than paper electrophoresis ?

Last Answer : In paper electrophoresis, serum proteins can be separated into 5 different bands but the same protein using immuno electrophoresis can be separated into 30 different proteins.

Description : Give some applications of immuno electrophoresis ?

Last Answer : This technique is useful for testing normal and abnormal proteins in serum and urine. It is useful to determine whether a patient produces abnormally a low amount of one or more proteins. It is also used if a patient over produces some serum proteins.

Description : What is counter current immuno electrophoresis ?

Last Answer : This technique involves the simultaneous electrophoresis of antigen and antibody in the gel in the opposite direction resulting in precipitation of point where there is optimum concentration of antigen- ... 30 minutes and is 10 times more sensitive than the standard double diffusion technique.

Description : What are the uses of ultracentrifugation?

Last Answer : 1. Separation of subcellular organelles. 2. Separation of lipoproteins. 3. Determination of molecular weight of proteins.

Description : What is the principle of ultracentrifugation?

Last Answer : Large molecules can be sedimented at high centrifugal forces whereas small molecules cannot. Rate of sedimentation depends on the size, shape and density of solute particles. 

Description : The purity of an isolated protein can be tested by employing various methods. (A) Solubility curve (B) Molecular weight (C) Ultra Centrifugation (D) Immuno Ractivity (E) All of these

Last Answer : Answer : C

Description : DNA fragments generated by the restriction endo- nucleases in a chemical reaction can be separated by (a) electrophoresis (b) restriction mapping (c) centrifugation (d) polymerase chain reaction.

Last Answer : (a) electrophoresis

Description : In gel electrophoresis, separated DNA fragments can be visualized with the help of (a) acetocarmine in bright blue light (b) ethidium bromide in UV radiation (c) acetocarmine in UV radiation (d) ethidium bromide in infrared radiation.

Last Answer : (b) ethidium bromide in UV radiation

Description : 6) In agarose gel electrophoresis, DNA molecules are separated on the basis of their- a)charge only b)size only c)charge to size ratio d)all of the above

Last Answer : d)all of the above

Description : The solubility of most proteins is lowered at high salt concentrations is called as (A) Salting in process (B) Salting out process (C) Isoelectric focussing(D) None of these

Last Answer : Answer : B

Description : The technique for purification of proteins that can be made specific for a given protein is (A) Gel filtration chromotography (B) Ion exchange chromatography (C) Electrophoresis (D) Affinity chromatography

Last Answer : Answer : D

Description : Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is

Last Answer : Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is A. Single ... C. Double stranded RNA D. Double stranded DNA

Description : Human immuno deficiency virus (HIV) has a protein coat and a genetic material which is (a) double stranded RNA (b) double stranded DNA (c) single stranded DNA (d) single stranded RNA

Last Answer : (d) single stranded RNA.

Description : What is used for salting out; in the man- ufacture of soap?

Last Answer : Sodium chloride

Description : Protein electrophoresis - urine?

Last Answer : DefinitionA urine protein electrophoresis is a test that estimates how much of certain proteins you have in your urine.See also:Immunoelectrophoresis - urineImmunofixation - urineAlternative NamesUrine protein ... the health care provider or assistant.In infants, thoroughly wash the area around the

Description : Protein electrophoresis - serum?

Last Answer : DefinitionThis test measures the types of protein in the fluid (serum) part of a blood sample.See also:Immunoelectrophoresis - serumImmunofixation - serumSerum globulin electrophoresisAlternative NamesLipoprotein ... except albumin, are not usually measured. However, protein fractions or groups A

Description : If two persons with AB' blood group marry and have sufficiently large number of children, these children could be classified as A' blood group: AB' blood group : B' blood group in 1 ... in an example of (a) partial dominance (b) complete dominance (c) codominance (d) incomplete dominance.

Last Answer : (c) codominance

Description : How long does the soil remain damaged after salting?

Last Answer : answer:High salt content in the soil discourages plant growth. Armies would create buffer zones between their lands and the lands of their enemies by salting the earth and thus make that area unable ... is important to know when you live along a coastline known to be frequented by tropical storms.

Last Answer : Salt retains water in the body is not good. The kidneys work worse and blood pressure rises.

Description : Forced circulation evaporators are useful for the concentration of viscous, salting and scale forming liquors. Which of the following is a forced circulation evaporator? (A) Long vertical evaporator (B) Horizontal tube evaporator (C) Agitated film evaporator (D) Calandria vertical tube evaporator

Last Answer : (C) Agitated film evaporator

Description : Preservation methods such as salting result in the microbial cells. a. Loss Of Salt From b. Gain Of Water Into c. Loss Of Water From d. Lysis Of

Last Answer : c. Loss Of Water From

Description : DNA is (A) Usually present in tissues as a nucleo protein and cannot be separated from its protein component (B) A long chain polymer in which the internucleotide linkages are of the diester type between C-3 ... linkages are between C-2' and C-5' (D) Hydrolyzed by weal alkali (pH9 to 100°C)

Last Answer : Answer : B

Description : Protein chains may be separated by what re- agent?

Last Answer :  8 molar urea.

Description : A sharp moving boundary is obtained between the pure solvent and solute containing layer in (A) Chromatography (B) Immuno Reactivity (C) Ultra Centrifugation (D) Solubility curve

Last Answer : Answer :C

Description : What is the advantage of radio-immuno assay?

Last Answer : Very small quantities of substances could be accurately measured.

Description : Lipoprotiens may be identified more accurately by means of (A) Electrophoresis (B) Ultra centrifugation (C) Centrifugation (D) Immunoelectrophoresis

Last Answer : Answer : D

Description : The movement of charged particles towards one of the electrodes under the influence of electrical current is (A) Gel filtration (B) Molecular sieving (C) Gas liquid chromatography (D) Electrophoresis

Last Answer : Answer : D

Description : Which one of the following statements concerning glutamine is correct? (A) Contains three tetratable groups (B) Is classified as an acidic amino acid (C) Contains an amide group (D) Migrates to the cathode during electrophoresis at pH 7.0

Last Answer : Answer : C

Description : Which of the following techniques is used to separate proteins based upon differences in their mass? (A) Isoelectric focusing (B) Dialysis (C) SDS-gel Electrophoresis (D) Western blotting

Last Answer : Answer : C

Description : Primary structure of proteins can be determined by the use of (A) Electrophoresis (B) Chromatography (C) Ninhydrin (D) Sanger’s reagent

Last Answer : Answer : D

Description : During electrophoresis, what is the least moving lipoprotein?

Last Answer : Chylomicron (gamma position).

Description : During electrophoresis, what is the fastest moving lipoprotein?

Last Answer : HDL (alpha lipoprotein).

Description : Electrophoresis is commonly employed for what purpose in laboratory?

Last Answer : For serum electrophoresis and to see abnormalities in serum protein concentrations. 

Description : What are the types of electrophoresis? 

Last Answer : Horizontal and vertical types.

Description : What are the factors affecting the mobility in electrophoresis?

Last Answer : Net charge on the particles (pI of proteins), mass and shape of the particles, the pH of the medium, strength of electrical field, and properties of the supporting medium.

Description : What is meant by electrophoresis?

Last Answer : The term refers to the movement of charged particles through an electrolyte when subjected to an electric field.

Description : Quantitatively, the most significant buffer system in plasma is (A) Phosphate buffer system (B) Carbonic acid-bicarbonate buffer system (C) Lactic acid-lactate buffer system (D) Protein buffer system

Last Answer : Answer : B

Description : What is ceruloplasmin? (A) Plasma protein (B) Stored form of copper (C) Both A and B (D) None of these

Last Answer : Answer : C

Description : All the following statements about ceruloplasmin are correct except (A) It is a copper-containing protein (B) It possesses oxidase activity (C) It is synthesised in intestinal mucosa (D) Its plasma level is decreased inWilson’s disease

Last Answer : Answer : C

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

Last Answer : Answer : A

Description : Conversion of NH4 to NO2 in soil is brought out by

Last Answer : Ans. Nitrosomonas

Description : Pick out the correct statement. (A) Reaction of NH3 with HNO3 to produce (NH4 )2NO3 is endothermic (B) With increase in NH3 /CO2 ratio, urea yield decreases for a given temperature, pressure and total ... (an intermediate during urea manufacture) is toxic to seeds and animals (D) Both (B) and (C)

Last Answer : (B) With increase in NH3 /CO2 ratio, urea yield decreases for a given temperature, pressure and total feed rate