Description : The number of hypervariable region in L chain is (A) 1 (B) 2 (C) 3 (D) 4
Last Answer : Answer : C
Description : The variable region of heavy chains has (A) One hypervariable region (B) Two hypervariable regions (C) Three hypervariable regions (D) Four hypervariable regions
Last Answer : Answer : D
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 : Hinge region, the region of Ig molecule which is flexible and more exposed to enzymes is the (A) Region between first and second constant regions of H chain (domains CH1 and CH2) (B) Region between second and ... H chain (CH2 and CH3) (C) Variable regions of H chain (D) Variable regions of L chain
Last Answer : Answer : A
Description : The class specific function of the different immunoglobulin molecules is constituted by (A) Variable region of L chain (B) Constant region of H chain (C) Variable region of H chain (D) Constant region particularly CH2 and CH3 of H chain
Description : The portion of the immunoglobulin molecule that binds the specific antigen is formed by (A) Variable regions of H and L chains (B) Constant region of H chain (C) Constant region of L chain (D) Hinge region
Description : The variable region of light chain is the (A) N-terminal quarter (B) N-terminal half (C) C-terminal quarter (D) C-terminal half
Description : Type ε H chain is present in (A) Ig A (B) Ig M (C) Ig D (D) Ig E
Description : Type δ H chain is present in (A) Ig G (B) Ig A (C) Ig M (D) Ig D
Description : Type µ H chain is present in (A) Ig G (B) Ig A (C) Ig M (D) Ig D
Description : Type α H chain is present in (A) Ig E (B) Ig A (C) Ig M (D) Ig D
Last Answer : Answer : B
Description : Type γ H chain is present in (A) Ig G (B) Ig A (C) Ig M (D) Ig D
Description : At the lowest energy level α-helix of polypeptide chain is stabilised (A) By hydrogen bonds formed between the H of peptide N and the carbonyl O of the residue (B) Disulphide bonds (C) Non polar bonds (D) Ester bonds
Description : The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents? A. B. C ds DNA 3 5 5 3 ... - extension in the presence of heat stable DNA polymerase (d) A - annealing with two sets of primers
Last Answer : (c) C - extension in the presence of heat stable DNA polymerase
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 : What purpose does FeCl3 serve in the electrophilic aromatic substitution reaction between chlorine and benzene? (a) It serves as a radical initiator to produce the chlorine radical needed to propagate the ... by reacting with the Cl2 and thereby activates it toward attack by benzene's π electrons.
Last Answer : It serves as a Lewis acid catalyst by reacting with the Cl2 and thereby activates it toward attack by benzene’s π electrons.
Description : The electron transport chain is directly involved with a. ATP Synthesis b. CO2 Production. c. H + Pumping d. Generating Oxygen Gas.
Last Answer : a. ATP Synthesis
Description : If is the difference in height between end points of a chain of length , the required slope correction is (A) h²/2l (B) h/2l (C) h²/l (D) 2h²/2l
Last Answer : (A) h²/2l
Description : ` H^(+), He^(+) and O^(++)` all having the same kinetic energy pass through a region in which there is a uniform magnetic field perpendicular to their
Last Answer : ` H^(+), He^(+) and O^(++)` all having the same kinetic energy pass through a ... suffer same deflection D. All ions will suffer the same deflection
Description : Represent generation of steam on H-S diagram. Show constant dryness fraction lines, constant temperature lines, saturated line and superheated region on the same.
Last Answer : Represent generation of steam on H-S diagram. Show constant dryness fraction lines, constant temperature lines, saturated line and superheated region on the same.
Description : The number of amino acids in single chain polypeptide glucagons is (A) 21 (B) 29 (C) 31 (D) 39
Description : Insulin is a dimmer. The number of amino acids in the A and B chain respectively is (A) 19 and 28 (B) 21 and 30 (C) 25 and 35 (D) 29 and 38
Description : All long chain fatty acids with even number of carbon atoms are oxidized to a pool of _________ by β-oxidation. (A) CO2 (B) Propionic acid (C) Acetic acid (D) Acetyl CoA
Description : The number of intra-chain disulphide bonds in pro-insulin: (A) One (B) Two (C) Three (D) Four