Number of chains in globin part of normal Hb: (A) 1 (B) 2 (C) 3 (D) 4

Number of chains in globin part of normal Hb: (A) 1 (B) 2 (C) 3 (D) 4
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Answer : D
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Polyadenylate tail is not present in mRNA synthesising (A) Globin (B) Histone (C) Apoferritin (D) Growth hormone

Description : Polyadenylate tail is not present in mRNA synthesising (A) Globin (B) Histone (C) Apoferritin (D) Growth hormone

Last Answer : Answer : B

The essential trace element which catalyzes the formation of Hb in the body is (A) Mn (B) Se (C) Mg (D) Cu

Description : The essential trace element which catalyzes the formation of Hb in the body is (A) Mn (B) Se (C) Mg (D) Cu

Last Answer : Answer : D

Cyanmethaemoglobin can be formed from (A) Oxy Hb (B) Met Hb (C) Carboxy Hb (D) All of these

Description : Cyanmethaemoglobin can be formed from (A) Oxy Hb (B) Met Hb (C) Carboxy Hb (D) All of these

Last Answer : Answer : B

Degradations of Hb takes place in (A) Mitochondrion (B) Erythrocytes (C) Cytosol of cell (D) R.E. cells

Description : Degradations of Hb takes place in (A) Mitochondrion (B) Erythrocytes (C) Cytosol of cell (D) R.E. cells

Last Answer : Answer : D

The main protein found in milk is (1) Albumin (2) Globulin (3) Globin (4) Casein

Description : The main protein found in milk is (1) Albumin (2) Globulin (3) Globin (4) Casein

Last Answer : (4) Casein Explanation: The major proteins in milk are casein and whey. These two milk proteins are both excellent sources of all the essential amino acids, but they differ in one ... food source, casein supplies amino acids, carbohydrates, and the two inorganic elements calcium and phosphorus.

The protein present in the finger nail is (1) Actin (2) Myosin (3) Globin (4) Keratin

Description : The protein present in the finger nail is (1) Actin (2) Myosin (3) Globin (4) Keratin

Last Answer : (4) Keratin Explanation: Keratin is a fibrous protein making up most cells found in our nails and hair and the epidermis layer of our skin. It also makes up fish scales and crustacean shells, bird feathers and beaks, and animal horns and hooves.

Which is the anticoagulant substance in blood? (1) Fibrinogen (2) Heparin (3) Thrombin (4) Globin

Description : Which is the anticoagulant substance in blood? (1) Fibrinogen (2) Heparin (3) Thrombin (4) Globin

Last Answer : (2) Heparin Explanation: Heparin, a highly sulfated glycosaminoglycan, is widely used as an inject able anticoagulant, and has the highest negative charge density of any known ... because blood anti-coagulation is achieved mostly by heparin sulfate proteoglyeans derived from endothelial cells.

. Sickle-cell anaemia is (a) caused by substitution of valine by glutamic acid in the beta globin chain of haemoglobin (b) caused by a change in a single base pair of DNA (c) characterized by elongated sickle like RBCs with a nucleus (d) an autosomal linked dominant trait.

Description : . Sickle-cell anaemia is (a) caused by substitution of valine by glutamic acid in the beta globin chain of haemoglobin (b) caused by a change in a single base pair of DNA (c) characterized by elongated sickle like RBCs with a nucleus (d) an autosomal linked dominant trait.

Last Answer : (b) caused by a change in a single base pair of DNA

Thalassemia and sickle cell anaemia are caused due to a problem in globin molecule synthesis. Select the correct statement. (a) Both are due to a quantitative defect in globin chain synthesis. (b) Thalassemia is due to less synthesis of globin molecules. (c) Sickle cell anaemia is due to a quantitative problem of globin molecules. (d) Both are due to a qualitative defect in globin chain synthesis.

Description : Thalassemia and sickle cell anaemia are caused due to a problem in globin molecule synthesis. Select the correct statement. (a) Both are due to a quantitative defect in globin chain synthesis. (b ... problem of globin molecules. (d) Both are due to a qualitative defect in globin chain synthesis.

Last Answer : (b) Thalassemia is due to less synthesis of globin molecules

Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement : (1) Both are due to a quantitative defect in globin chain synthesis (2) Thalassemia is due to less synthesis of globin molecules (3) Sickel cell anemia is due to a quantitative problem of globin molecules (4) Both are due to a qualitative defect in globin chain synthesis

Description : Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement : (1) Both are due to a quantitative defect in globin chain synthesis (2 ... problem of globin molecules (4) Both are due to a qualitative defect in globin chain synthesis

Last Answer : (2) Thalassemia is due to less synthesis of globin molecules

The main protein found in milk is ______ (1) Albumin (2) Globulin (3) Globin (4) Casein

Description : The main protein found in milk is ______ (1) Albumin (2) Globulin (3) Globin (4) Casein

Last Answer : Casein

The protein present in the finger nail is (1) Actin (2) Myosin (3) Globin (4) Keratin

Description : The protein present in the finger nail is (1) Actin (2) Myosin (3) Globin (4) Keratin

Last Answer : Keratin

Which is the anti-coagulant substance in blood? (1) Fibrinogen (2) Heparin (3) Thrombin (4) Globin

Description : Which is the anti-coagulant substance in blood? (1) Fibrinogen (2) Heparin (3) Thrombin (4) Globin

Last Answer : Heparin

Insulin is oxidized to separate the protein molecule into its constituent polypeptide chains without affecting the other part of the molecule by the use of (A) Performic acid (B) Oxalic acid (C) Citric acid (D) Malic acid

Description : Insulin is oxidized to separate the protein molecule into its constituent polypeptide chains without affecting the other part of the molecule by the use of (A) Performic acid (B) Oxalic acid (C) Citric acid (D) Malic acid

Last Answer : Answer : A

hb hbv hvj?

Description : hb hbv hvj?

Last Answer : TOOTH PASTE IS THE BEST KIND OF Pizza

The percentage of Hb in RBC is `:`

Description : The percentage of Hb in RBC is `:`

Last Answer : The percentage of Hb in RBC is `:` A. `48%` B. `34%` C. `10%` D. `20%`

Max. concentration of Hb normally found in RBC `:-`

Description : Max. concentration of Hb normally found in RBC `:-`

Last Answer : Max. concentration of Hb normally found in RBC `:-` A. `3%` B. `10%` C. `36%` D. `46%`

Hb F (Foetal Hb) has chain `:-`

Description : Hb F (Foetal Hb) has chain `:-`

Last Answer : Hb F (Foetal Hb) has chain `:-` A. `2 alpha, 2 beta` B. `2 alpha, 2 gamma` C. `2 alpha , 2 delta` D. `4 beta`

Adult Hb has chain `:-`

Description : Adult Hb has chain `:-`

Last Answer : Adult Hb has chain `:-` A. `2 alpha, 2 beta` B. `2alpha , 2 gamma ` C. `2 alpha , 2 delta` D. ` 4 alpha`

How does white raise your hb?

Description : How does white raise your hb?

Last Answer : Answer this question…

A person of mass ‘m’ kg jumps from a height of ‘h’ meters, he will land on the ground with a velocity equal to: A. √(2 × g × hB. 1/h × √(2 × g)C. 2ghD. 2√(g × h))

Description : A person of mass ‘m’ kg jumps from a height of ‘h’ meters, he will land on the ground with a velocity equal to: A. √(2 × g × h) B. 1/h × √(2 × g) C. 2gh D. 2√(g × h)

Last Answer : √(2 × g × h)

The equivalent diameter for flow through a rectangular duct of width B and height H is (A) HB/2 (H + B) (B) HB/(H + B) (C) 2HB/(H + B) (D) 4HB/(H + B)

Description : The equivalent diameter for flow through a rectangular duct of width B and height H is (A) HB/2 (H + B) (B) HB/(H + B) (C) 2HB/(H + B) (D) 4HB/(H + B)

Last Answer : (C) 2HB/(H + B)

yr-old baby presented with his parents with pallor his HB is 9, he has microcytic hypochromic anemia, no other complain .. what u'll do for him ?? iron therapy and close observation daily multivitamins with iron _______________________________

Description : yr-old baby presented with his parents with pallor his HB is 9, he has microcytic hypochromic anemia, no other complain .. what u'll do for him ?? iron therapy and close observation daily multivitamins with iron _______________________________

Last Answer : iron therapy and close observation daily multivitamins with iron ___________________________________

The number of types of H chains identified in human is (A) 2 (B) 3 (C) 4 (D) 5

Description : The number of types of H chains identified in human is (A) 2 (B) 3 (C) 4 (D) 5

Last Answer : Answer : D

The minimum number of polypeptide chains in an immunoglobulin is (A) Two (B) Four (C) Five (D) Six

Description : The minimum number of polypeptide chains in an immunoglobulin is (A) Two (B) Four (C) Five (D) Six

Last Answer : Answer : B

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?

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

Nonsense codons bring about (A) Amino acid activation (B) Initiation of protein synthesis (C) Termination of protein synthesis (D) Elongation of polypeptide chains

Description : Nonsense codons bring about (A) Amino acid activation (B) Initiation of protein synthesis (C) Termination of protein synthesis (D) Elongation of polypeptide chains

Last Answer : Answer : C

Restriction endonucleases (A) Cut RNA chains at specific locations (B) Excise introns from hnRNA (C) Remove Okazaki fragments (D) Act as defensive enzymes to protect the host bacterial DNA from DNA of foreign organisms

Description : Restriction endonucleases (A) Cut RNA chains at specific locations (B) Excise introns from hnRNA (C) Remove Okazaki fragments (D) Act as defensive enzymes to protect the host bacterial DNA from DNA of foreign organisms

Last Answer : Answer : D

The enzyme DNA ligase (A) Introduces superhelical twists (B) Connects the end of two DNA chains (C) Unwinds the double helix (D) Synthesises RNA primers

Description : The enzyme DNA ligase (A) Introduces superhelical twists (B) Connects the end of two DNA chains (C) Unwinds the double helix (D) Synthesises RNA primers

Last Answer : Answer : B

AUG, the only identified codon for methionine is important as (A) A releasing factor for peptide chains (B) A chain terminating codon (C) Recognition site on tRNA (D) A chain initiating codon

Description : AUG, the only identified codon for methionine is important as (A) A releasing factor for peptide chains (B) A chain terminating codon (C) Recognition site on tRNA (D) A chain initiating codon

Last Answer : Answer : D

Human growth hormone has (A) One polypeptide chain and one intra-chain disulphide bond (B) One polypeptide chain and two intra-chain disulphide bond (C) Two polypeptide chains joined by one disulphide bond (D) Two polypeptide chains joined by two disulphide bond

Description : Human growth hormone has (A) One polypeptide chain and one intra-chain disulphide bond (B) One polypeptide chain and two intra-chain disulphide bond (C) Two polypeptide chains joined by one disulphide bond (D) Two polypeptide chains joined by two disulphide bond

Last Answer : Answer : B

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

In thalassemia, an amino acid is substituted in (A) Alpha chain (B) Beta chain (C) Alpha and beta chains (D) Any chain MINERAL METABOLISM 195

Description : In thalassemia, an amino acid is substituted in (A) Alpha chain (B) Beta chain (C) Alpha and beta chains (D) Any chain MINERAL METABOLISM 195

Last Answer : Answer : D

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 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

Last Answer : Answer : A

An immunoglobulin molecule always contains (A) 1 κ and 3 λ type of chains (B) 2 κ and 2 λ type of chains (C) 3 κ and 1λ type of chains (D) 2 κ and 2 λ chains

Description : An immunoglobulin molecule always contains (A) 1 κ and 3 λ type of chains (B) 2 κ and 2 λ type of chains (C) 3 κ and 1λ type of chains (D) 2 κ and 2 λ chains

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

Allosteric enzymes contain (A) Multiple subunits (B) Single chain (C) Two chains (D) Three chains

Description : Allosteric enzymes contain (A) Multiple subunits (B) Single chain (C) Two chains (D) Three chains

Last Answer : Answer : A

The carbon chains of prostanoic acid are bonded at the middle of the chain by a (A) 5-membered ring (B) 6-membered ring (C) 8-membered ring (D) None of these

Description : The carbon chains of prostanoic acid are bonded at the middle of the chain by a (A) 5-membered ring (B) 6-membered ring (C) 8-membered ring (D) None of these

Last Answer : Answer : B

Side chains of all following amino acids contain aromatic rings except (A) Phenyl alanine (B) Alanine (C) Tyrosine (D) Tryptophan

Description : Side chains of all following amino acids contain aromatic rings except (A) Phenyl alanine (B) Alanine (C) Tyrosine (D) Tryptophan

Last Answer : Answer : B

When egg albumin is heated till it is coagulated, the secondary and tertiary structures of the proteins are completely lost resulting in a mixture of randomly arranged (A) Dipeptide chains (B) Tripeptide chains (C) Polypeptide chains(D) All of these

Description : When egg albumin is heated till it is coagulated, the secondary and tertiary structures of the proteins are completely lost resulting in a mixture of randomly arranged (A) Dipeptide chains (B) Tripeptide chains (C) Polypeptide chains(D) All of these

Last Answer : Answer : C

When haemoglobin takes up oxygen there is a change in the structure due to the moving closer together of (A) β-chains (B) β-chains (C) γ-chains (D) α and γ chains

Description : When haemoglobin takes up oxygen there is a change in the structure due to the moving closer together of (A) β-chains (B) β-chains (C) γ-chains (D) α and γ chains

Last Answer : Answer : A

Foetal haemoglobin contains (A) Two α and two γ chains (B) Two β and two γ chains (C) Both (A) and (B) (D) None of these

Description : Foetal haemoglobin contains (A) Two α and two γ chains (B) Two β and two γ chains (C) Both (A) and (B) (D) None of these

Last Answer : Answer : A

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

Side chains of all amino acids contain aromatic rings except (A) Pheynl alanine (B) Alanine (C) Tyrosine (D) Tryptophan

Description : Side chains of all amino acids contain aromatic rings except (A) Pheynl alanine (B) Alanine (C) Tyrosine (D) Tryptophan

Last Answer : Answer : B

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 : 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

Last Answer : Answer : B

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 : 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

Last Answer : Answer : B

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 : 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

Last Answer : Answer : C

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 : 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

Last Answer : Answer : B

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 : 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

Last Answer : Answer : D