Distinguish Between D and L Isomers

question 8

Multiple Choice

Distinguish between D and L isomers.

• A) D is right handed and L is left handed.
• B) D is left handed and L is right handed.
• C) D and L only differ in the position of one chiral center.
• D) D is the boat conformation and L is the chair conformation.

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Definitions:

Unconditioned Stimuli

A stimulus that naturally triggers a reflexive response without prior conditioning.

Primary Reinforcer

A stimulus that satisfies a basic biological need, such as food, water, or shelter, which is inherently rewarding.

Token Economy

A behavioral modification technique based on systematic reinforcement, using tokens as a form of currency that can be exchanged for desired rewards.

Shaping

The process of reinforcing successive approximations of a desired behavior to teach new behaviors.