Examlex
Draw the Fischer projection for the open-chain form of D-fructose.
Unconditioned Response
An automatic and natural reaction that occurs in response to an unconditioned stimulus without prior learning or conditioning.
Unconditioned Stimulus
A stimulus that naturally triggers a reflexive response without any prior learning or conditioning.
Negative Reinforcement
A behavior modification technique where the removal of an unpleasant stimulus in response to a behavior increases the likelihood of that behavior being repeated.
Unpleasant Stimulus
A stimulus that is undesirable or disagreeable and tends to produce a negative response in an individual.
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