WEB DATA MANAGEMENT QUIZ

The active form of enzyme is

apoenzyme

coenzyme

none of these

holoenzyme

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Intracellular enzymes

synthesize cellular material and perform catabolic reaction

synthesize cellular material and perform anabolic reaction

only provide energy to the cell

synthesize cellular material only

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Many enzymes consists of a protein combined with low molecular weight organic molecule called as

apoenzyme

holoenzyme

co-enzyme

co-factors

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Main function of an enzyme is to

maintain constant activation energy

none of these

increase the activation energy

decrease the activation energy

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Enzymes can

none of these

pass through semipermeable membrane

not pass through semipermeable membrane

dissolve semipermeable membrane

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The inactive protein from of enzyme is

haloenzyme

enzyme

apoenzyme

cofactor

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Allosteric enzymes are

larger and more complex than simple enzyme

smaller than simple enzyme

smaller than simple enzyme but not complex

larger than simple enzyme

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Protein portion of an enzyme when it is combined with organic molecule is termed as

co-factors

holoenzyme

apoenzyme

co-enzyme

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Enzyme catalase has non-protein metal as

magnesium

zinc

iron

manganese

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Organic molecules that increase the rate of metabolic reactions with themselves changing are known as

coenzymes

reactants

substrates

enzymes

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