Examlex
Some bacteria,through natural selection,have acquired some extremely potent enzymes that destroy viral DNA,thereby preventing the bacterial cell from becoming infected with the virus.These enzymes are called:
Discriminative Stimulus
A stimulus that signals whether a certain response or behavior is likely to be rewarded, ignored, or punished.
Unconditioned Stimulus
In classical conditioning, a stimulus that naturally and automatically triggers a response without prior learning.
White Rat
Often used in psychological experiments, a specific breed of rat distinguished by its albino coloration.
Modern Conceptualization
The current understanding or interpretation of an idea, theory, or system based on contemporary perspectives or data.
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