Description : Immunoglobulins are characterized by their (A) Heavy chains (B) Molecular weight (C) Light chains (D) Electrophoretic behaviour
Last Answer : Answer : A
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
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
Description : The lipoprotein with the fastest electrophoretic mobility and lowest TG content are (A) VLDL (B) LDL (C) HDL (D) Chylomicrones
Last Answer : Answer : C
Description : The lipoprotein with the fastest electrophoretic mobility and the lowest triglyceride content is (A) Chylomicron (B) VLDL (C) IDL (D) HDL
Description : Isoenzymes for a given reaction (A) Have different spedificities (B) Have identical affinities for the same substrate (C) Exhibit different electrophoretic motilities (D) Contain similar ratios of different polypeptide chains
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
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
Description : All immunoglobulins contain (A) 4 L chains (B) 4 H chains (C) 3 L chains (D) 2 L chains and 2 H chains
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
Description : Bence-Jones protein is (A) An immunoglobulin (B) A dimer of heavy chains (C) A dimer of light chains (D) A dimer of one heavy and one light chains
Description : IgG cleaved by papain into (A) Two light and two heavy chains (B) Two Fab and one Fc fragments (C) Two pairs of one light and one heavy chain each (D) One Fab and two Fc fragments
Description : The effector function of antibody is performed by (A) Variable region of light chains (B) Constant region of heavy chains (C) Variable regions of light and heavy chains (D) Constant regions of light and heavy chains
Description : Recognition of antigen is the function of (A) Variable region of light chains (B) Variable regions of light and heavy chains (C) Constant region of heavy chains (D) Constant regions of light and heavy chains
Description : IgM possesses (A) Two light chains and two heavy chains (B) Four light chains and four heavy chains (C) Six light chains and six heavy chains (D) Ten light chains and ten heavy chains
Description : Constant segment genes of heavy chains are present in a cluster in which the first gene on side is (A) Alpha (B) Gamma (C) Delta (D) None of these
Description : Heavy chains in IgD are of following type: (A) Alpha (B) Gamma (C) Delta (D) Epsilon
Description : Gamma heavy chains are present in (A) IgA (B) IgG (C) IgM (D) IgD
Description : Gamma heavy chains are of (A) Two types (B) Three types (C) Four types (D) Five types
Description : Constant segments of heavy chains are of (A) Five types (B) Six types (C) Seven types (D) Eight types
Description : The variable region of heavy chains has (A) One hypervariable region (B) Two hypervariable regions (C) Three hypervariable regions (D) Four hypervariable regions
Description : The molecular weight of heavy chains is (A) 20,000–25,000 (B) 25,000–50,000 (C) 50,000–70,000 (D) 70,000–1,00,000
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
Description : Antibodies contain two identical_____ chains, and two identical _____ chains. a. right, left b. constant, variable c. heavy, light d. Fab, Fc
Last Answer : c. heavy, light
Description : An antigen binding site on the IgG antibody is a combination of a. One variable region from a light chain and one from a heavy chain. b. Two variable regions from two light chains. c. Two ... from two heavy chains. d. One variable region from a constant region and one from a variable region.
Last Answer : a. One variable region from a light chain and one from a heavy chain.
Description : Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated? A- By rearrangements of the DNA encoding the variable regions of the heavy ... proteins can physically change their shape to bind different epitopes D- Both (a) and (b)
Last Answer : Both (a) and (b)
Description : In testing for mobility, which of the following statement is true: a.Heavy pressure must sometimes be used to test mobility. b.Only lateral mobility is significant in diagnosis and ... weakened. d.During the periodontal examination each tooth should be tested individually for hyper mobility.
Last Answer : d.During the periodontal examination each tooth should be tested individually for hyper mobility.
Description : In testing for mobility, which of the following statement is true:** M07 A. Heavy pressure must sometimes be used to test mobility B. Only lateral mobility is significant in ... examination each tooth should be tested individually for hyper mobility E. Reliance on radiograph is essential
Last Answer : D. During the periodontal examination each tooth should be tested individually for hyper mobility
Description : Plasma proteins act as (A) Buffers (B) Immunoglobulins (C) Reserve proteins (D) All of these
Description : Passive immunity can be produced by administration of (A) Pure antigens (B) Immunoglobulins (C) Toxoids (D) Killed bacteria or viruses
Description : MHC Class III proteins include (A) Immunoglobulins (B) Components of complement system (C) T cells receptors (D) CD4 and CD8 proteins
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.
Description : The carbohydrate content of Ig M is about (A) 2.8% (B) 6.4% (C) 8.0% (D) 10.2%
Description : What is Electrophoretic Ink (E-Ink) ?
Last Answer : Electrophoretic ink (e-ink) is a popular electronic paper (e-paper) display technology. This is a proprietary technology developed by e-Inc. Corporation.
Description : are scabs stronger than chains for example if a person is stuck to four metal chains can a normal scab on the skin me more heavy and o painful than that if the scab say scabbed up an entire handfor thriller movies only?
Last Answer : no chains are a blacksmith tool a scab can be more painful depending on the size of the chain but chains are always heavier
Description : Pick up the correct statement from the following: (A) According to the petrological characteristics, concrete aggregates are classified as heavy weight, normal weight and light weight (B) According to ... glassy, smooth, granular, rough, crystalline, honey combed and porous (D) All the above
Last Answer : Answer: Option D
Description : Transfer RNAs are classified on the basis of the number of base pairs in (A) Acceptor arm (B) Anticodon arm (C) D arm (D) Extra arm
Description : Bence-Jones proteins possess all the following properties except (A) They are dimers of light chains (B) Their amino acids sequences are identical (C) Their N-terminal halves have variable amino acid sequences (D) Their C-terminal halves have constant amino acid sequences
Description : The variable region of light chains has (A) One hypervariable region (B) Two hypervariable regions (C) Three hypervariable regions (D) Four hypervariable regions
Description : The variable region of light chains is the (A) N-terminal quarter (B) N-terminal half (C) C-terminal quarter (D) C-terminal half
Description : The molecular weight of light chains is (A) 10,000–15,000 (B) 20,000–25,000 (C) 25,000–50,000 (D) 50,000–75,000
Description : On the basis of light and electron microscopic morphology, the protozoa are currently classified into C A. Four Phyla B. Five Phyla C. Six Phyla D. Seven Phyla
Last Answer : Six Phyla
Description : If two bodies one light and one heavy have equal kinetic energies, which one has a greater momentum? a.Momentum depends on velocities b.Heavy body c.Both have equal momentum d.Nothing can be concluded on the basis of information provided e.Light body
Last Answer : b. Heavy body
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 : How foes temperature affect the absorption of immunoglobulins?
Last Answer : Feel Free to Answer
Description : Immediate allergy reaction (type I allergic reaction) is: a) An allergic or immune response that begins within a period lasting from a few minutes to about an hour after exposure to an ... cause tissue damage e) It occurs during blood transfusion reactions and in hemolytic disease of the newborn.
Last Answer : Ans: A
Description : Bacterial opsonization is mediated by? C A. histamine B. prostaglandin C. immunoglobulins D. tumor Necrosis Factor
Last Answer : immunoglobulins
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
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
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