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BiochemistryEnzymes
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Q5845. Rate limiting step in heme synthesis is catalyzed by ?

A.ALA dehydratase
B.ALA synthase
C.UPG decarboxylase
D.Ferrochelatase

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NEET-PG
2014
Repeats: N/A
BiochemistryProtein & Amino Acid
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Q5846. Rate limiting step in porphyrine synthesis -

A.ALA dehydratase
B.ALA synthase
C.UPG decarboxylase
D.Ferrochelatase

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NEET-PG2014Repeats: N/A
BiochemistryVitamins & Minerals
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Q5847. Heme synthesis requires

A.Ferrous iron
B.Glycine
C.Succhyl CoA
D.All

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BiochemistryProtein & Amino Acid
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Q5848. End product of porphyrin metabolism ?

A.Albumin
B.CO2 & NH2
C.Bilirubin
D.None

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NEET-PG2014Repeats: N/A
BiochemistryGeneral Biochemistry
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Q5851. Proteins are separated on the basis of charge in ?

A.SDS-PAGE
B.Ultracentrifugation
C.Affinity chromatography
D.HPLC

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BiochemistryVitamins & Minerals
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Q5861. Calcification of soft tissues without any distrubance of calcium metabolism is called -

A.Ionotrophic calcification
B.Monotrophic calcification
C.Dystrophic calcification
D.Calcium induced calcification

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NEET-PG2014Repeats: N/A
BiochemistryProtein & Enzyme Metabolism
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Q5865. Enzyme that protects the brain from free radical injury is -

A.Myeloperoxidase
B.Superoxide dismutase
C.MAO
D.Hydroxylase

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NEET-PG2014Repeats: N/A
BiochemistryNucleotide & DNA Metabolism
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Q5900. Most important growth factors in angiogenesis ?

A.PDGF
B.TGF alpha
C.TGF beta
D.VEGF

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BiochemistryNucleotide Metabolism
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Q5902. Pendred syndrome due to mutation of ?

A.Bartillin
B.Pendrin
C.Fibrillin
D.Reticulin

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BiochemistryNucleotide Metabolism
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Q5910. Classic example of missense mutation ?

A.Thalassemia
B.Sickle cell disease
C.Sideroblastic anemia
D.Hemochromatosis

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BiochemistryNucleotide Metabolism
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Q5925. Carcinoma due to inherited mutation of p53 protooncogene

A.Li fraumeni syndrome
B.Familial adenomatous polyposis
C.Retinoblastoma
D.Osteosarcoma

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BiochemistryNucleotide Metabolism
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Q5929. K ras mutation is seen in

A.Pancreatic carcinoma
B.Prostate carcinoma
C.Gastric carcinoma
D.Hepatic carcinoma

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BiochemistryEnzymes
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Q5942. Which isoenzyme of LDH is seen in heart

A.LDH1
B.LDH2
C.LDH3
D.LDH4

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BiochemistryNucleotide & DNA Metabolism
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Q5949. Popcorn cells are seen in which variety of hodgkin's disease ?

A.Nodular sclerosis
B.Mixed cellularity
C.Lymphocyte predominant
D.Lymphocyte depletion

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BiochemistryEnzymes
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Q5986. Most common mitochondrial enzyme for metabolism detoxification reaction is ?

A.CYP 3A4
B.CYP 1A2
C.CYP 2A6
D.CYP 2B6

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BiochemistryLipid Metabolism
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Q6065. Vit K is available as all except ?

A.Menoquinone
B.Menadione
C.Phytonadione
D.Phytoquinone

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BiochemistryLipid Metabolism
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Q6071. Nicotinic acid ?

A.Increases HDL
B.Increased triglyceride synthesis
C.Type II hyperlipoproteinemia
D.Decreased hydrolysis of VLDL

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BiochemistryVitamins & Minerals
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Q6081. Prophylactic dose of vitamin K given to new born infants at delivery is ?

A.1mg
B.5mg
C.10mg
D.15mg

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BiochemistryNucleotide & DNA Metabolism
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Q6116. Hydroxyurea mechanism of action in cancer is by inhibiting the enzyme ?

A.Ribonucleotide diphosphate reductase
B.Ribonucleotide oxidase
C.DNA lyase
D.DNA synthetase

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NEET-PG2014Repeats: N/A
BiochemistryGeneral Biochemistry
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Q6159. Bullet which is left inside the body for long is referred to as ?

A.Souvenir bullet
B.Tracer bullet
C.Tumbling bullet
D.Tandem bullet

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