What Statements Are True About Enzymes

question 40

Multiple Choice

What statements are true about enzymes?
(I) They are biological catalysts,non-specific,that increase the reaction rate by 1000 times.
(II) They are catalysts that increase reaction rates by a factor or 1 million or more.
(III) Enzymes are remarkably specific,leading Fischer to formulate a lock-and-key hypothesis.
(IV) Enzymes undergo an induced fit upon binding the substrate.
(V) Enzyme and substrate form a complex

• A)I,III,V
• B)II,III,V
• C)I,III,IV,V
• D)II,III,IV,V
• E)III,V

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