The Conversion of Isocitrate to α-Ketoglutarate in Step 3 of the Citric

question 29

Multiple Choice

The conversion of isocitrate to α-ketoglutarate in step 3 of the citric acid cycle actually occurs by the two-step process shown below.What is true about step 3b?

• A)The reaction is a decarboxylation reaction.
• B)The reaction is a hydration reaction.
• C)The reaction is a dehydration reaction.
• D)The reaction is an alkene addition reaction.
• E)The reaction is a hydrolysis reaction.

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Definitions:

Successive Approximations

In the operant-conditioning procedure of shaping, behaviors that are ordered in terms of increasing similarity or closeness to the desired response.

Neutral Stimulus

A stimulus that initially produces no specific response other than focusing attention, until it is paired with an unconditioned stimulus.

Unconditioned Stimulus

In classical conditioning, a stimulus that unconditionally—naturally and automatically—triggers a response.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with the unconditioned stimulus, eventually comes to trigger a conditioned response.