Examlex
A mutant strain of bacteria cannot utilize lactose even if it is incubated in a high concentration of the sugar, but it can metabolize lactose if the sugar is injected into its cells.Most likely, this strain of bacteria is defective in the _______ gene.
Conditioned Response
A learned response to a previously neutral stimulus that, after becoming associated with an unconditioned stimulus, elicits a reaction.
Sensory Systems
Complex networks of neurons and receptor cells responsible for detecting and processing sensory information from the environment.
Fear
An emotional response to a perceived threat, involving physiological, behavioral, and cognitive elements.
Drug Symptoms
The physical or mental effects that indicate the influence of a drug on the body.
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