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

Plasma proteins are isolated by (A) Salting out (B) Electrophoresis (C) Flourimetry (D) Both (A) and (B)
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Plasma protein can be separated by (A) Salting out with (NH4)2SO4 (B) Ultracentrifugation (C) Immuno electrophoresis (D) All of these

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

Last Answer : Answer : D

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

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

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

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

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

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

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

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

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 : 2 : 1 ratio. Modern technique of protein electrophoresis reveals presence of both ‘A’ and ‘B’ type proteins in ‘AB’ blood group individuals. This in an example of (a) partial dominance (b) complete dominance (c) codominance (d) incomplete dominance.

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

. Irreversible precipitation of proteins caused by heating is called : (a) Polymerisation (b) Denaturation (c) Electrophoresis (d) Inversion

Description : Irreversible precipitation of proteins caused by heating is called : (a) Polymerisation (b) Denaturation (c) Electrophoresis (d) Inversion

Last Answer : Denaturation

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

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

Last Answer : Sodium chloride

How long does the soil remain damaged after salting?

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.

Is excessive salting harmful?

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

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

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

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

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

Oedema can occur when (A) Plasma Na and Cl are decreased (B) Plasma Na and Cl are increased (C) Plasma proteins are decreased (D) Plasma proteins are increased

Description : Oedema can occur when (A) Plasma Na and Cl are decreased (B) Plasma Na and Cl are increased (C) Plasma proteins are decreased (D) Plasma proteins are increased

Last Answer : Answer : C

Oncotic pressure of plasma is due to (A) Proteins (B) Chloride (C) Sodium (D) All of these

Description : Oncotic pressure of plasma is due to (A) Proteins (B) Chloride (C) Sodium (D) All of these

Last Answer : Answer : A

The highest concentration of proteins is present in (A) Plasma (B) Interstitial fluid (C) Interstitial fluid (D) Transcellular fluid

Description : The highest concentration of proteins is present in (A) Plasma (B) Interstitial fluid (C) Interstitial fluid (D) Transcellular fluid

Last Answer : Answer : C

Osmotically active substances in plasma are (A) Sodium (B) Chloride (C) Proteins (D) All of these

Description : Osmotically active substances in plasma are (A) Sodium (B) Chloride (C) Proteins (D) All of these

Last Answer : Answer : D

Important buffer system of extracellular fluid is (A) Bicarbonate/carbonic acid (B) Disodium hydrogen phosphate/sodium dihydrogen phosphate (C) Plasma proteins (D) Organic Phosphate

Description : Important buffer system of extracellular fluid is (A) Bicarbonate/carbonic acid (B) Disodium hydrogen phosphate/sodium dihydrogen phosphate (C) Plasma proteins (D) Organic Phosphate

Last Answer : Answer : A

Vasopressin and oxytocin circulate unbound to proteins and have very short plasma half lives, on the order of (A) 1–2 minutes (B) 2–4 minutes (C) 5–8 minutes (D) 10–12 minutes

Description : Vasopressin and oxytocin circulate unbound to proteins and have very short plasma half lives, on the order of (A) 1–2 minutes (B) 2–4 minutes (C) 5–8 minutes (D) 10–12 minutes

Last Answer : Answer : B

Normal value of plasma total proteins varies between (A) 3–4 gm/100ml (B) 6–8 gm/100ml (C) 10–12 gm/100ml (D) 14–16 gm/100ml

Description : Normal value of plasma total proteins varies between (A) 3–4 gm/100ml (B) 6–8 gm/100ml (C) 10–12 gm/100ml (D) 14–16 gm/100ml

Last Answer : Answer : B

Plasma proteins act as (A) Buffers (B) Immunoglobulins (C) Reserve proteins (D) All of these

Description : Plasma proteins act as (A) Buffers (B) Immunoglobulins (C) Reserve proteins (D) All of these

Last Answer : Answer : D

Low density plasma proteins are rich in (A) Chylomicrons (B) Cholesterol (C) Triglycerides (D) Phospholipids

Description : Low density plasma proteins are rich in (A) Chylomicrons (B) Cholesterol (C) Triglycerides (D) Phospholipids

Last Answer : Answer : B

Increased serum alanine during fasting is due to (A) Breakdown of muscle proteins (B) Decreased utilization of non essential amino acids (C) Leakage of aminoacids to plasma (D) Impaired renal function

Description : Increased serum alanine during fasting is due to (A) Breakdown of muscle proteins (B) Decreased utilization of non essential amino acids (C) Leakage of aminoacids to plasma (D) Impaired renal function

Last Answer : Answer : A

Plasma proteins which contain more than 4% hexosamine are (A) Microglobulins (B) Glycoproteins (C) Mucoproteins (D) Orosomucoids

Description : Plasma proteins which contain more than 4% hexosamine are (A) Microglobulins (B) Glycoproteins (C) Mucoproteins (D) Orosomucoids

Last Answer : Answer : C

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

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

Last Answer : Answer : D

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

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

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

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

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

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

During electrophoresis, what is the least moving lipoprotein?

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

Last Answer : Chylomicron (gamma position).

During electrophoresis, what is the fastest moving lipoprotein?

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

Last Answer : HDL (alpha lipoprotein).

What is immuno-electrophoresis?

Description : What is immuno-electrophoresis?

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

Electrophoresis is commonly employed for what purpose in laboratory?

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

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

What are the types of electrophoresis?

Description : What are the types of electrophoresis? 

Last Answer : Horizontal and vertical types.

What are the factors affecting the mobility in electrophoresis?

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.

What is meant by electrophoresis?

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.

Bradykinin and angiotensin II have the following feature common to both: A. They both cause fall in BP B. They both are degraded by Kininase II C. Their precursor proteins are plasma α2 globulins D. They both release aldosterone from adrenal cortex

Description : Bradykinin and angiotensin II have the following feature common to both: A. They both cause fall in BP B. They both are degraded by Kininase II C. Their precursor proteins are plasma α2 globulins D. They both release aldosterone from adrenal cortex

Last Answer : C. Their precursor proteins are plasma α2 globulins

Which of the following statement is false (a). Enzymes are differentiated by electrophoresis method (b). While DNA sequencing both forward and reverse primers are used (c). Amplification is done through PCR (d). ABO blood grouping is mainly used for differentiating individuals

Description : Which of the following statement is false (a). Enzymes are differentiated by electrophoresis method (b). While DNA sequencing both forward and reverse primers are used (c). Amplification is done through PCR (d). ABO blood grouping is mainly used for differentiating individuals

Last Answer : Ans: (b). While DNA sequencing both forward and reverse primers are used 

The transport of proteins out of the cell is termed exocytosis. Which of the following statement(s) is/are true concerning this process? a. Secretory vesicles fuse with the plasma membrane b. The process can occur in either a constitutive or regulated process c. A regulated secretion is triggered by a stimulus, most likely a hormone or a neurotransmitter d. A decrease in cytoplasmic calcium occurs as part of the secretion process

Description : The transport of proteins out of the cell is termed exocytosis. Which of the following statement(s) is/are true concerning this process? a. Secretory vesicles fuse with the plasma membrane b. ... or a neurotransmitter d. A decrease in cytoplasmic calcium occurs as part of the secretion process

Last Answer : Answer: a, b, c Transport vesicles that bud off the Golgi network carry both material to be secreted from the cell and protein destined to become components of the plasma ... but may also involve generation of diacylglycerol or production of cyclic AMP which activate kinases or phosphatases

What are the functions served by plasma proteins? -Biology

Description : What are the functions served by plasma proteins? -Biology

Last Answer : answer:

Which organ is responsible for the synthesis of most plasma proteins? -Biology

Description : Which organ is responsible for the synthesis of most plasma proteins? -Biology

Last Answer : answer:

What is a complex series of reactions that activate a series of plasma proteins that are usually inactive in the blood?

Description : What is a complex series of reactions that activate a series of plasma proteins that are usually inactive in the blood?

Last Answer : This series of reactions in blood is known as blood clotting or blood coagulation.

What term describes the structure of a cell plasma membrane because of its oily nature and embebbed proteins?

Description : What term describes the structure of a cell plasma membrane because of its oily nature and embebbed proteins?

Last Answer : fluid mosaic

Which of the following statement(s) is/are true concerning cellular ion channels? a. Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane b. Ion channels are formed by membrane-spanning peptides that are arranged so that polar moieties line a central core c. Ion channel proteins undergo conformational changes between open states and closed states d. Ion channels can be blocked

Description : Which of the following statement(s) is/are true concerning cellular ion channels? a. Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane b. ... undergo conformational changes between open states and closed states d. Ion channels can be blocked

Last Answer : Answer: a, b, c, d Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane. Ion channels are formed by membrane-spanning peptides that are arranged ... be blocked by ions or organic compounds that enter the channel, bind there, and occlude the pore

Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the cell membrane contains specialized transport proteins which maintain the intracellular ionic milieu different from the extracellular fluid c. Plasma membrane proteins extend externally and bear phospholipid moieties which contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Description : Which of the following statement(s) is/are true concerning the cell plasma membrane? a. The plasma membrane is composed of amphipathic molecules b. The hydrophobic core of the lipid bilayer of the ... contribute to the cell coat d. The membrane proteins of nerve cells are highly voltage-dependent

Last Answer : Answer: a, b, d The plasma membrane defines the boundary of the cell and serves to contain and concentrate enzymes and other macromolecule constituents. The plasma membrane is ... and bear carbohydrate moieties primarily as oligosaccharide chains that contribute to the cell coat or glycocalyx

The content of water is greater than fats, in the plasma, proteins are more than fats and fats less than plasma. Which constitutes the major part of the human body? (a) Fats (b) Water (c) Plasma (d) Proteins

Description : The content of water is greater than fats, in the plasma, proteins are more than fats and fats less than plasma. Which constitutes the major part of the human body? (a) Fats (b) Water (c) Plasma (d) Proteins

Last Answer : Ans:(b)

Upon the entry of carbon dioxide in the red blood cells, H+ionsare formed at a very rapid rate, and yet the blood does not turn acid because (a) H+ ions are rapidly exchanged at the expense of HCO3-ions (b) H+ ions are rapidly removed and excreted in the urine (c) H+ ions are buffered by proteins of haemoglobin and plasma (d) H+ ions are buffered by proteins of haemoglobin and proteins and phosphates of plasma

Description : Upon the entry of carbon dioxide in the red blood cells, H+ionsare formed at a very rapid rate, and yet the blood does not turn acid because (a) H+ ions are rapidly exchanged at the ... haemoglobin and plasma (d) H+ ions are buffered by proteins of haemoglobin and proteins and phosphates of plasma

Last Answer : Ans:(c)

Serum if blood plasma minus its? A. Calcium ions B. Clotting proteins (Answer) C. Globulins D. none

Description : Serum if blood plasma minus its? A. Calcium ions B. Clotting proteins (Answer) C. Globulins D. none

Last Answer : B. Clotting proteins (Answer)

Each of the following may contribute to formation of oedema EXCEPT C A. decreased plasma oncotic pressure increased intravascular hydrostatic pressure C. increased serum albumin D. decreased serum proteins

Description : Each of the following may contribute to formation of oedema EXCEPT C A. decreased plasma oncotic pressure increased intravascular hydrostatic pressure C. increased serum albumin D. decreased serum proteins

Last Answer : increased serum albumi

True statements about the pH of the extracellular fluid: a. in healthy people it is maintained between 7.4 and 7.5 b. is increased in hypovolaemic shock c. decreases following a cardiac arrest d. influences the binding of drugs to plasma proteins

Description : True statements about the pH of the extracellular fluid: a. in healthy people it is maintained between 7.4 and 7.5 b. is increased in hypovolaemic shock c. decreases following a cardiac arrest d. influences the binding of drugs to plasma proteins

Last Answer : . influences the binding of drugs to plasma proteins

Human urine is usually acidic because (a) potassium and sodium exchange generates acidity (b) hydrogen ions are actively secreted into the filtrate (c) the sodium transporter exchanges one hydrogen ion for each sodium ion, in peritubular capillaries (d) excreted plasma proteins are acidic.

Description : Human urine is usually acidic because (a) potassium and sodium exchange generates acidity (b) hydrogen ions are actively secreted into the filtrate (c) the sodium transporter exchanges one hydrogen ion for each sodium ion, in peritubular capillaries (d) excreted plasma proteins are acidic.

Last Answer : (b) hydrogen ions are actively secreted into the filtrate

Which of the following statements is true for lymph? (a) WBC + serum (b) Blood – RBCs and some proteins (c) RBCs + WBCs + plasma (d) RBCs + proteins + platelets

Description : Which of the following statements is true for lymph? (a) WBC + serum (b) Blood – RBCs and some proteins (c) RBCs + WBCs + plasma (d) RBCs + proteins + platelets

Last Answer : (b) Blood – RBCs and some proteins