Which of the Options Below Is Not a Feature of One

question 32

Multiple Choice

Which of the options below is not a feature of one or more of the ependymal cell types?

• A) Cilia that help drive movement of the CSF
• B) Production of CSF
• C) End feet that wrap around capillaries
• D) Endocytosis of molecules from the CSF
• E) Projections that release molecules into the neuropil

Grasp the concepts of macroevolution, including punctuated equilibrium and gradualism.

Distinguish between genetic drift and gene flow in the context of population genetics.

Understand the genetic basis of sickle-cell anemia and other mutation-related diseases.

Explain various evolutionary theories, including those of Lamarck and Darwin.

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Definitions:

Resistance To Extinction

The persistence of a learned behavior even after reinforcement is no longer presented, often observed in conditioning studies.

Negative Reinforcement

Negative reinforcement is a behavioral principle where the removal of an undesirable or unpleasant stimulus following a behavior increases the likelihood of that behavior occurring again in the future.

Punishment

A concept in behaviorism that involves applying an unpleasant stimulus or removing a pleasant stimulus to decrease the likelihood of a behavior being repeated.

Rewarding Stimulus

A stimulus that increases the likelihood of a particular behavior by providing a positive outcome or pleasure when the behavior is performed.