Within the Fluid Mosaic of a Plasma Membrane, What Is

question 89

Multiple Choice

Within the fluid mosaic of a plasma membrane, what is the role of transport and channel proteins?

• A)They prevent the passage of amino acids.
• B)They permit salts and sugars to move through the plasma membrane.
• C)They may set off cellular changes such as cell division or hormone secretion.
• D)They are cell-surface attachment sites.
• E)They identify the cell.

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Definitions:

CNS

Central Nervous System, which includes the brain and spinal cord.

Sundowning

A phenomenon commonly observed in people with dementia or Alzheimer's disease, characterized by increased confusion, agitation, and restlessness during the late afternoon and evening.

Cerebrovascular Accident

Also known as a stroke, it's a sudden interruption of blood supply to a part of the brain, causing loss of neurological function.

Chorea

A neurological disorder characterized by jerky, involuntary movements affecting the face, feet, and hands.