Iron is a component of (A) Hemoglobin (B) Ceruloplasmin (C) Transferase (D) Transaminase

1 Answer

Answer :

Answer : A

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Description : Ceruloplasmin shows the activity (A) As ferroxidase (B) As reductase (C) As ligase (D) As transferase

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Description : Enzyme first used for nitrogen fixation (a) nitrogenase (b) nitroreductase (c) transferase (d) transaminase.

Last Answer : (a) nitrogenase

Description : Ceruloplasmin oxidizes (A) Copper (B) Iron (C) Both (A) and (B) (D) None of these

Last Answer : Answer : B

Description : Proteins that carries Iron into different tissues is (A) Ceruloplasmin (B) Trans cortin (C) Mucoproteins (D) Glycoproteins

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Description : Maple syrup urine disease results from absence or serve deficiency of (A) Homogentisate oxidase (B) Phenylalanine hydroxylase (C) Branched chain amino acid transaminase (D) None of these

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Description : Enzymic deficiency in β-aminoisobutyric aciduria is (A) Adenosine deaminase (B) Xanthine oxidase (C) Orotidylate decarboxylase (D) Transaminase

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Description : An autosomal recessive disorder, xanthinuria is due to deficiency of the enzymes: (A) Adenosine deaminase (B) Xanthine oxidase (C) HGPRTase (D) Transaminase

Last Answer : Answer : B

Description : Transaminase activity needs the Coenzyme: (A) ATP (B) B6-PO4 (C) FADT (D) NAD+

Last Answer : Answer : B

Description : Which enzyme is concerned with transfer of electrons? (A) Desmolase (B) Hydrolase (C) Dehydrogenase (D) Transaminase

Last Answer : Answer : A

Description : Pyridoxal phosphate is a coenzyme for (A) Glutamate oxaloacetate transaminase (B) Glutamate pyruvate transaminase (C) Tyrosine transaminase (D) All of these

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Description : A jaundice in which serum alanine transaminase and alkaline phosphatase are normal is (A) Hepatic jaundice (B) Hemolytic jaundice (C) Parenchymatous jaundice (D) Obstructive Jaundice

Last Answer : Answer : B

Description : Tyrosinosis is due to defect in the enzyme: (A) Fumarylacetoacetate hydrolase (B) p-Hydroxyphenylpyruvate hydroxylase (C) Tyrosine transaminase (D) Tyrosine hydroxylase

Last Answer : Answer : A

Description : Richner-Hanhart syndrome is due to defect in (A) Tyrosinase (B) Phenylalanine hydroxylase (C) Hepatic tyrosine transaminase (D) Fumarylacetoacetate hydrolase

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Description : Platelets contain an enzyme which has important role in clotting in blood. This enzyme is known as (A) Cholinesterase (B) Transaminase (C) Decarboxylase (D) Thrombokinase

Last Answer : Answer : D

Description : The transaminase activity needs the coenzyme: (A) ATP (B) B6 – PO4 (C) FAD+ (D) NAD+

Last Answer : Answer : B

Description : Most of the ammonia released from L-αamino acids reflects the coupled action of transaminase and (A) L-glutamate dehydrogenase (B) L-amino acid oxidase (C) Histidase (D) Serine dehydratase

Last Answer : Answer : A

Description : What is ceruloplasmin? (A) Plasma protein (B) Stored form of copper (C) Both A and B (D) None of these

Last Answer : Answer : C

Description : All the following statements about ceruloplasmin are correct except (A) It is a copper-containing protein (B) It possesses oxidase activity (C) It is synthesised in intestinal mucosa (D) Its plasma level is decreased inWilson’s disease

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Description : Menke’s disease (Kinky or steel hair disease) is a X-linked disease characterized by (A) High levels of plasma copper (B) High levels of ceruloplasmin (C) Low levels of plasma copper and of ceuloplasmin (D) High level of hepatic copper

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Description : In Wilson’s disease (A) Copper fails to be excreted in the bile (B) Copper level in plasma is decreased (C) Ceruloplasmin level is increased (D) Intestinal absorption of copper is decreased

Last Answer : Answer : A

Description : The normal serum concentration of ceruloplasmin in mg/100 ml varies between (A) 5–10 (B) 10–20 (C) 25–43 (D) 50–100

Last Answer : Answer : C

Description : Ceruloplasmin is absent in (A) Cirrhosis of liver (B) Wilson’s disease (C) Menke’s disease (D) Copper deficiency

Last Answer : Answer : B

Description : Activity of ceruloplasmin shown in vitro: (A) Reductase (B) Hydrolase (C) Ligase (D) Oxidase

Last Answer : Answer : D

Description : A/G ratio is (A) Strength of proteins (B) ratio of serum proteins (C) ratio of ceruloplasmin (D) None of these

Last Answer : Answer : B

Description : Ceruloplasmin is (A) α1-globulin (B) α2-globulin (C) β-globulin (D) None of these

Last Answer : Answer : A

Description : An example of metalloprotein is (A) Casein (B) Ceruloplasmin (C) Gelatin (D) Salmine

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Description : The percent of total iron in body in hemoglobin is (A) 10–20 (B) 20–30 (C) 30–40 (D) 60–70

Last Answer : Answer : D

Description : The lone pair of electrons at one of the ring nitrogens in the given amino acid makes a potential ligand, which is important in binding the iron atoms in hemoglobin: (A) Tryptophan (B) Threonine (C) Histidine (D) Serine

Last Answer : Answer : C

Description : Peptidyl transferase a) Is a 23s rRNA b) forms peptide bonds c) component of ribosome d) all the three

Last Answer : d) all the three

Description : Ceruloplasmin?

Last Answer : DefinitionCeruloplasmin is a copper-containing protein. This article discusses the test to measure the level of the protein in the clear liquid part of the blood (serum).How the test is performedBlood is ... the needle is removed, and the puncture site is covered to stop any bleeding.In infants or

Description : Hemoglobin in the blood is a complex protein rich in A. Copper B. Iron C. Silver D. Gold

Last Answer : ANSWER: B

Description : Hemoglobin is a molecule made of four polypeptide chains, each bound to a iron-containing molecular group called a heme group. So the molecule contains four polypeptide chains and four ... depends upon the integrity of its quaternary structure. Blood Questions - Image Diversity: hemoglobin molecule

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Description : The main constituent of hemoglobin is------? A. Chlorine B. Iron (Answer) C. Calcium D. None of these

Last Answer : B. Iron (Answer)

Description : Which mineral is essential part of hemoglobin a. Iron b. Iodine c. sodium d. magnesium

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Description : The main constituent of hemoglobin is A.Chlorine B.Iron C.Calcium D.None of these

Last Answer : B.Iron

Description : Which one of the following metals is essential to the structure and functioning of hemoglobin? w) copper x) magnesium y) tin z) iron

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Description : Aspartate amino transferase uses the following for transamination: (A) Glutamic acid and pyruvic acid (B) Glutamic acid and oxaloacetic acid (C) Aspartic acid and pyruvic acid (D) aspartic acid and keto adipic acid

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Description : Myeloma cells are lacking in (A) TMP synthetase (B) Formyl transferase (C) HGPRT (D) All of these

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Description : Erythromycin binds to 50 S ribosomal sub unit and (A) Inhibits binding of amino acyl tRNA (B) Inhibits Peptidyl transferase activity (C) Inhibits translocation (D) Causes premature chain termination

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Description : Peptidyl transferase activity of 50 S ribosomal subunits is inhibited by (A) Rifampicin (B) Cycloheximide (C) Chloramphenicol (D) Erythromycin

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Description : After formation of a peptide bond, mRNA is translocated along the ribosome by (A) eEF-1 and GTP (B) eEF-2 and GTP (C) Peptidyl transferase and GTP (D) Peptidyl transferase and ATP

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Description : Peptidyl transferase activity is present in (A) 40 S ribosomal subunit (B) 60 S ribosomal subunit (C) eEF-2 (D) Amino acyl tRNA

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Description : An alternate substrate for orotate phosphoribosyl transferase is (A) Allopurinol (B) Xanthine (C) Hypoxanthine (D) Adenine

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Description : Increased urinary excretion of orotic acid can occur in deficiency of (A) Orotate phosphoribosyl transferase (B) OMP decarboxylase (C) Mitochondrial ornithine transcarbamoylase (D) Any of the above

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Description : Complete absence of hypoxanthine guanine phospharibosyl transferase causes (A) Primary gout (B) Immunodeficiency (C) Uric acid stones (D) Lesh-Nyhan syndrome

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Description : In inherited deficiency of hypoxanthine guanine phosphoribosyl transferase (A) De novo synthesis of purine nucleotides is decreased (B) Salvage of purines is decreased (C) Salvage of purines is increased (D) Synthesis of uric acid is decreased

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