Biology - Comprehensive Mock Test 57

Question 561 Medium

Specificity of protein in enzyme action depends upon ?

A) Active sites B) Km constant C) Linear sequence of amino acids D) Turn over number

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Question 562 Easy

Enzymes are sensitive to?

A) cold B) cell wall C) heat D) pressure

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Question 563 Easy

Value needed for enzyme action is ______?

A) Low Km B) Low Ki C) High Km D) High Ki

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Question 564 Medium

The enzyme which hydrolyses starch to maltose is ?

A) protease B) amylase C) lactase D) maltase

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Question 565 Easy

Enzymes are polymers of ?

A) Hexose sugar B) Amino acids C) Fatty acids D) Inorganic phosphate

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Question 566 Easy

Catalysts are different from enzymes in ?

A) functional at high temperature B) not used up in reaction C) being proteinaceous D) having high rate diffusion

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Question 567 Easy

Enzymes are basically made up of ?

A) Fats B) Proteins C) Nucleic acids D) Vitamins

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Question 568 Easy

Zymogen or proenzyme is a ?

A) Modulator B) Vitamin C) Enzyme precursor D) Hormone

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Question 569 Medium

Enzyme complex involved in alcoholic fermentation is ?

A) Zymase B) Invertase C) Lipase D) Amylase

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Question 570 Medium

Enzyme catalyzing rearrangement of atomic groupings without altering molecular weight or number of atoms is ?

A) ligase B) isomerase C) oxidoreductase D) hydrolase

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