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

Plasma proteins act as (A) Buffers (B) Immunoglobulins (C) Reserve proteins (D) All of these
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MHC Class III proteins include (A) Immunoglobulins (B) Components of complement system (C) T cells receptors (D) CD4 and CD8 proteins

Description : MHC Class III proteins include (A) Immunoglobulins (B) Components of complement system (C) T cells receptors (D) CD4 and CD8 proteins

Last Answer : Answer : D

The unique sets of proteins that present antigens on the surfaces of body cells are a. MHC proteins. b. Cytokines. c. Complement proteins. d. Immunoglobulins.

Description : The unique sets of proteins that present antigens on the surfaces of body cells are a. MHC proteins. b. Cytokines. c. Complement proteins. d. Immunoglobulins.

Last Answer : b. Cytokines.

Variable regions are present in (A) Immunoglobulins (B) α-Chains of T cell receptors (C) β-Chains of T cell receptors (D) All of these

Description : Variable regions are present in (A) Immunoglobulins (B) α-Chains of T cell receptors (C) β-Chains of T cell receptors (D) All of these

Last Answer : Answer : D

All immunoglobulins contain (A) 4 L chains (B) 4 H chains (C) 3 L chains (D) 2 L chains and 2 H chains

Description : All immunoglobulins contain (A) 4 L chains (B) 4 H chains (C) 3 L chains (D) 2 L chains and 2 H chains

Last Answer : Answer : D

The immunoglobulins are classified on the basis of (A) Light chains (B) Heavy chains (C) Carbohydrate content (D) Electrophoretic mobility

Description : The immunoglobulins are classified on the basis of (A) Light chains (B) Heavy chains (C) Carbohydrate content (D) Electrophoretic mobility

Last Answer : Answer : B

The immunoglobulins are differentiated and also named on the basis of (A) Electrophoretic mobility (B) Heat stability (C) Molecular weight (D) Sedimentaiton coefficient like 7 S, 19 S etc.

Description : The immunoglobulins are differentiated and also named on the basis of (A) Electrophoretic mobility (B) Heat stability (C) Molecular weight (D) Sedimentaiton coefficient like 7 S, 19 S etc.

Last Answer : Answer : D

Immunoglobulins are characterized by their (A) Heavy chains (B) Molecular weight (C) Light chains (D) Electrophoretic behaviour

Description : Immunoglobulins are characterized by their (A) Heavy chains (B) Molecular weight (C) Light chains (D) Electrophoretic behaviour

Last Answer : Answer : A

Passive immunity can be produced by administration of (A) Pure antigens (B) Immunoglobulins (C) Toxoids (D) Killed bacteria or viruses

Description : Passive immunity can be produced by administration of (A) Pure antigens (B) Immunoglobulins (C) Toxoids (D) Killed bacteria or viruses

Last Answer : Answer : B

Immunoglobulins are classified on the basis of (A) Type of light chains (B) Type of heavy chains (C) Types of light and heavy chains (D) Molecular weight

Description : Immunoglobulins are classified on the basis of (A) Type of light chains (B) Type of heavy chains (C) Types of light and heavy chains (D) Molecular weight

Last Answer : Answer : B

Light chains of immunoglobulins are of following types: (A) Alpha and kappa (B) Alpha and gamma (C) Lambda and delta(D) Kappa and lambda

Description : Light chains of immunoglobulins are of following types: (A) Alpha and kappa (B) Alpha and gamma (C) Lambda and delta(D) Kappa and lambda

Last Answer : Answer : D

An Afro-Carribean male aged 48 years presents with gradual onset of exertional dyspnoea, non productive cough, malaise, weight loss and polyarthralgia. Schirmers test indicates a dry eye. X-ray of the hand shows punched out osteopenic lesions. Which of the following investigation is unlikely to be helpful in establishing the diagnosis of this condition: 1) Serum calcium 2) Serum phosphorus 3) Urea and electrolytes 4) Thallium Scan 5) Quantitative Immunoglobulins.

Description : An Afro-Carribean male aged 48 years presents with gradual onset of exertional dyspnoea, non productive cough, malaise, weight loss and polyarthralgia. Schirmers test indicates a dry eye. X-ray ... 2) Serum phosphorus 3) Urea and electrolytes 4) Thallium Scan 5) Quantitative Immunoglobulins.

Last Answer : Answers-4 This condition is sarcoidosis. Serum calcium, Serum phosphorus, Chem7 and Chem 20 and Quantitative Immunoglobulins are all used in establishing the diagnosis. Gallium scan is helpful in ... areas of poor perfusion. It is particularly used in cardiology to detect areas of ischaemia.

During starvation, the first reserve nutrient to be depleted is (A) Glycogen (B) Proteins (C) Triglycerides (D) Cholesterol

Description : During starvation, the first reserve nutrient to be depleted is (A) Glycogen (B) Proteins (C) Triglycerides (D) Cholesterol

Last Answer : Answer : A

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

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

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

Last Answer : Answer : D

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

$ Minerals such as carbonates and phosphates acts as buffers. ! Biomolecules contain only 25 elements out of the 109 known elements.

Description : $ Minerals such as carbonates and phosphates acts as buffers. ! Biomolecules contain only 25 elements out of the 109 known elements.

Last Answer : $ Minerals such as carbonates and phosphates acts as buffers. ! Biomolecules contain only 25 elements out of ... wrong D. If both As and R are wrong.

How would buffers assist an organism's efforts to maintain homeostasis in a changing environment?

Description : How would buffers assist an organism's efforts to maintain homeostasis in a changing environment?

Last Answer : What is the answer ?

Are buffers safe to use with todays paints and which is a good polisher to buy?

Description : Are buffers safe to use with todays paints and which is a good polisher to buy?

Last Answer : Yes, buffers are safe to use with todays paints. Be advised, that with any buffer you can damage the car if it is not clean, dry, and free from any debris. A good polisher to buy is the Ultimate Detailing Machine XP by Porter Cable Car Polisher.

Compounds that are needed for enzymes to function properly are – (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Description : Compounds that are needed for enzymes to function properly are – (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Last Answer : (2) Vitamins Explanation: Vitamins are organic molecules that function in a wide variety of capacities within the body. The most prominent function of the vitamins is to serve as cofactors ( ... reactions. If an enzyme lacks the essential vitamin, it cannot perform its catalyst function properly.

What is Database Buffers ?

Description : What is Database Buffers ?

Last Answer : Database buffers are cache in the SGA used to hold the data blocks that are read from the data segments in the database such as tables, indexes and clusters DB_BLOCK_BUFFERS parameter in INIT.ORA decides the size.

What is the use of bi-directional buffers?

Description : What is the use of bi-directional buffers?

Last Answer : It is used to increase the driving capacity of the data bus. The data bus of a microcomputer system is bi-directional, so it requires a buffer that allows the data to flow in both directions.

Although much CO2 is carried in blood, yet blood does not become acidic, because (a) CO2 is continuously diffused through the tissues and is not allowed to accumulate (b) in CO2 transport, blood buffers play an important role (c) CO2 is absorbed by the leucocytes (d) CO2 combines with water to form H2CO3 which is neutralised by NaCO3.

Description : Although much CO2 is carried in blood, yet blood does not become acidic, because (a) CO2 is continuously diffused through the tissues and is not allowed to accumulate (b) in CO2 transport, ... absorbed by the leucocytes (d) CO2 combines with water to form H2CO3 which is neutralised by NaCO3.

Last Answer : (b) in CO2 transport, blood buffers play an important role

What is needed in order for reactions to occur at body temperatures? a. buffers b. acids c. bases d. enzymes

Description : What is needed in order for reactions to occur at body temperatures? a. buffers b. acids c. bases d. enzymes

Last Answer : d. enzymes

What prevents extremes of pH in biological systems? a. acid b. bases c. buffers d. neutrons

Description : What prevents extremes of pH in biological systems? a. acid b. bases c. buffers d. neutrons

Last Answer : c. buffers

Which one of the following statements about buffers is false? a. They work inside cells. b. They consist of a weak acid and weak base. c. They prevent pH shifts. d. They enhance chemical reactions.

Description : Which one of the following statements about buffers is false? a. They work inside cells. b. They consist of a weak acid and weak base. c. They prevent pH shifts. d. They enhance chemical reactions.

Last Answer : d. They enhance chemical reactions.

Which of the following statements on DRAM are correct? i) Page mode read operation is faster than RAS read. ii) RAS input remains active during column address strobe. iii) The row and column addresses are strobed into the internal buffers using RAS and CAS inputs respectively. a) i & iii b) i & ii c) all d) iii

Description : Which of the following statements on DRAM are correct? i) Page mode read operation is faster than RAS read. ii) RAS input remains active during column address strobe. iii) The row and column addresses are strobed into the ... RAS and CAS inputs respectively. a) i & iii b) i & ii c) all d) iii

Last Answer : d) iii

Which of the following statements is incorrect for Parallel Virtual Machine (PVM)? (A) The PVM Communication model provides asynchronous blocking send, asynchronous blocking receive and non-blocking receive function. (B) Message buffers are allocated dynamically. (C) The PVM communication model assumes that any task can send a message to any other PVM task and that there is no limit to the size or number of such messages. (D) In PVM Model, the message order is not preserved.

Description : Which of the following statements is incorrect for Parallel Virtual Machine (PVM)? (A) The PVM Communication model provides asynchronous blocking send, asynchronous blocking receive and non-blocking receive function. ... of such messages. (D) In PVM Model, the message order is not preserved. 

Last Answer : (D) In PVM Model, the message order is not preserved.

Compounds that are needed for enzymes to function properly are (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Description : Compounds that are needed for enzymes to function properly are (1) Steroids (2) Vitamins (3) Heavy metals (4) Buffers

Last Answer : Vitamins

How foes temperature affect the absorption of immunoglobulins?

Description : How foes temperature affect the absorption of immunoglobulins?

Last Answer : Feel Free to Answer

Which of the following statement(s) is/are true concerning the antibody response to an invading antigen? a. All antibodies are composed of one type of heavy and one type of light protein chain b. The carboxyl terminus of the heavy chain is the antigen binding site c. Antibody of the immunoglobulin G class is the initial antibody produced in response to an antigenic stimulus d. Immunoglobulins A, D, and E play an active role in the circulating humoral response

Description : Which of the following statement(s) is/are true concerning the antibody response to an invading antigen? a. All antibodies are composed of one type of heavy and one type of light protein chain b. ... stimulus d. Immunoglobulins A, D, and E play an active role in the circulating humoral response

Last Answer : Answer: a Humoral defenses consist of antibody (immunoglobulin; Ig) and complement. All Ig classes (IgM, IgG, IgA, IgE, IgD) and IgG subclasses are composed of one type (M, G, A, E, D ... exist in smaller amounts in the circulation and do not appear to play a major role as host defense components

Bacterial opsonization is mediated by? C A. histamine B. prostaglandin C. immunoglobulins D. tumor Necrosis Factor

Description : Bacterial opsonization is mediated by? C A. histamine B. prostaglandin C. immunoglobulins D. tumor Necrosis Factor

Last Answer : immunoglobulins

Which of the following classes of immunoglobulins is important in immunity to T. vaginalis? A A. IgA B. IgG C. IgE D. IgM

Description : Which of the following classes of immunoglobulins is important in immunity to T. vaginalis? A A. IgA B. IgG C. IgE D. IgM

Last Answer : IgA

Which of the following immunoglobulins does constitute the largest percentage in human milk? (a) IgA (b) IgG (c) IgD (d) IgM

Description : Which of the following immunoglobulins does constitute the largest percentage in human milk? (a) IgA (b) IgG (c) IgD (d) IgM

Last Answer : (a) IgA

The following are true about the tear film: a. the normal volume is about 20 ul b. its main protein content is made up of immunoglobulins c. the lysozyme concentration is the greatest d. the concentration of Ig A is greater than that of Ig G

Description : The following are true about the tear film: a. the normal volume is about 20 ul b. its main protein content is made up of immunoglobulins c. the lysozyme concentration is the greatest d. the concentration of Ig A is greater than that of Ig G

Last Answer : the lysozyme concentration is the greatest

Ig G: a. has a molecular weight of 150000 b. is the principal immunoglobulin in secondary immune response c. is the most common circulating immunoglobulins in the serum d. all above

Description : Ig G: a. has a molecular weight of 150000 b. is the principal immunoglobulin in secondary immune response c. is the most common circulating immunoglobulins in the serum d. all above

Last Answer : all above

The following are true about the Fc regions of an immunoglobulins: a. they can be cleaved from the Fab regions by papain b. they are involved in mast cell binding c. they are involved in the activation of the complement cascade d. all above

Description : The following are true about the Fc regions of an immunoglobulins: a. they can be cleaved from the Fab regions by papain b. they are involved in mast cell binding c. they are involved in the activation of the complement cascade d. all above

Last Answer : all above

Immunoglobulins serving as mediators in allergic response are

Description : 14.Immunoglobulins serving as mediators in a(a)IgE (b)IgD (c)IgM (d)IgAllergic response are

Last Answer : ANS.(A) IgE

Which of the following is a term for mononuclear, granulocytic white blood cells that produce immunoglobulins? a) lymphocytes b) platelets c) erythrocytes (pron: eh-rith-reh-sites) d) none of these

Description : Which of the following is a term for mononuclear, granulocytic white blood cells that produce immunoglobulins? a) lymphocytes b) platelets c) erythrocytes (pron: eh-rith-reh-sites) d) none of these

Last Answer : ANSWER: A -- LYMPHOCYTES

Which of the following statement(s) is/are true concerning the assessment of protein reserve? a. Conventional serum proteins such as albumin and globulin are early indicators of malnutrition b. The total lymphocyte count reflects immune status and not nutrition c. Antigen skin testing reflects patient immunity and not nutrition d. Measurement of urea excretion in urine can be used as a measurement of protein breakdown

Description : Which of the following statement(s) is/are true concerning the assessment of protein reserve? a. Conventional serum proteins such as albumin and globulin are early indicators of malnutrition b. The ... d. Measurement of urea excretion in urine can be used as a measurement of protein breakdown

Last Answer : Answer: d Since protein is the functional and structural chemical of the body, most nutritional assessment techniques are estimates of protein reserves. The actual nitrogen balance can ... patients convert from reactive to anergic, and reactivity can be restored by nutritional repletion

G-proteins act as (A) Hormone carriers (B) Hormone receptors (C) Second messengers (D) Signal transducers

Description : G-proteins act as (A) Hormone carriers (B) Hormone receptors (C) Second messengers (D) Signal transducers

Last Answer : Answer : D

What are the functions served by plasma proteins? -Biology

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

Last Answer : answer: