The Enzyme Fumarase Catalyzes the Reversible Hydration of Fumaric Acid

question 8

Multiple Choice

The enzyme fumarase catalyzes the reversible hydration of fumaric acid to l-malate, but it will not catalyze the hydration of maleic acid, the cis isomer of fumaric acid. This is an example of:

• A) biological activity.
• B) chiral activity.
• C) racemization.
• D) stereoisomerization.
• E) stereospecificity.

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