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Biochemistry MCQ Questions — Page 93

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829 Biochemistry

Site of absorption of Vitamin B12:

AIleum (Correct Answer)

BJejunum

CDuodenum

DStomach

Biochemistry

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830 Biochemistry

Which of the following generated heat by disconnecting electron transport from phosphorylation?

APericidin A

BRotenone

CDinitrophenol (Correct Answer)

DDimercaprol

Biochemistry

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831 Biochemistry

Agranular cytoplasmic reticulum is involved in the synthesis of

AProtein

BLipid (Correct Answer)

CVitamin

DCarbohydrate

Biochemistry

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832 Biochemistry

A premature infant, when born, had low Apgar scores and was having difficulty breathing. The NICU physician injected a small amount of a lipid mixture into the child’s lungs, which greatly reduced the respiratory distress the child was experiencing. In addition to proteins, a key component of the mixture was which one of the following?

ASphingomyelin

BA mixture of gangliosides

CTriacylglycerol

DPhosphatidylcholine (Correct Answer)

Biochemistry

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833 Biochemistry

All have antioxidant propey except

ACatalase

BGlutathione peroxidase

CPhosphorylase (Correct Answer)

DSuperoxide dismutase

Biochemistry

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834 Biochemistry

Hydrogenation of fatty acid is ?

AHydrolysis by Alkali

BAuto-oxidation of PUFA

CAddition of hydrogen to unsaturated fatty acid (Correct Answer)

DAddition of hydrogen to saturated fatty acid

Biochemistry

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835 Biochemistry

Glyconeogenesis is

ASynthesis of glucose from non-carbohydrate sources

BSynthesis of glycogen from glucose

CSynthesis of glucose from glycerol

DSynthesis of glycogen from non-carbohydrate sources (Correct Answer)

Biochemistry

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836 Biochemistry

The sequence in a long chain of protein is identified by

ARestriction fragment length polymorphism (RFLP)

BChromosome walking (Correct Answer)

CLeucine Zipper

DSSOP

Biochemistry

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837 Biochemistry

Gamma amino butyrate is synthesized from? –

AFumarate

BGlutamate (Correct Answer)

CHistidine

DGlycine

Biochemistry

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