Examlex
Vessel elements have perforation plates, but tracheids do not.
Informational Value
The usefulness or relevance of data or information in decision-making or problem-solving processes.
Classical Conditioning
A habituation method wherein two stimuli are systematically paired together; as a result, a response initially stimulated by the second stimulus is later elicited by the first stimulus on its own.
Conditioned Response
A learned response to a previously neutral stimulus that has become associated with a significant stimulus.
Conditioned Stimulus
An originally neutral signal that, upon being paired with an unconditioned stimulus, ultimately elicits a conditioned response.
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