Question # 1

Enzyme that are integral part of ribosomes are involved in the synthsis of

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Lipids

Carbohydrates

Proteins

None of these

Metals is ions are related to.

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Co enzymes

Vitamins

Co factors

Substrate

An enzyme with its co enzyme or prosthetic removed is designated as

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Activator

Co enzyme

Apo enzyme

Holoenzyme

Enzyme lower down the energy of.

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Kinetic

Potential

Activation

Ionic

Optimum pH value for enzyme pepsin is.

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4.50

9.00

2.00

5.50

The active site of an enzyme

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Never changes

Forms no chemical bond with substrate

Determines by its structure the specificity of an enzyme

Looks like a lump projection from the surface of an enzyme

The enzyme with optimum pH = 7.60 is

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Arginase

Enterokinase

Catalase

Sucrase

the vitamins are essential raw material for the synthesis of.

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Activators

Co factors

Co enzymes

Prosthetic group

Koshland in 1959 proposed the modified form of

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Fluid mosaic model

Induce fit model

Unit membrane model

Reflective index model

Optimum pH values for enzyme arginase is

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7.60

9.70

8.60

9.52

Enzymes involved in respiration, are found in.

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Chloroplasts

Ribosome

Mitochondria

Nucleus

Which one of the following statements about enzymes is not true

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They consist of proteins or without a non-proteins part

They change the rate of catalyzed reaction

They are sensitive to heat

They are non-specific in their action

The competitive inhibitor of succinic acid is.

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Fumaric acid

Malonic acid

Acetic acid

Citric acid

The rate of reaction of enzyme directly depends upon

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Amount of enzyme present at a specific time at unlimited substrate concentration

Nature of substrate

Maximum pH level

Low temperature

The optimum temperature of human body enzyme is.

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27 ^oC

37^oC

47^oC

57^oC

The detachable cofactors of an enzyme is known as.

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Prosthetic group

Apo enzyme

Activator

Co enzyme

The enzyme with optimum pH 5.50 is

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Arginase

Sucrase

pepsin

Enter kinase

Optimum pH for action of pancreatic lipase is

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3.00

5.00

7.00

9.00

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