In the Following Illustration of a Cell Membrane, the Molecule

question 8

Multiple Choice

In the following illustration of a cell membrane, the molecule that acts as a receptor, communicating with molecules such as steroids, is represented by the letter

• A) A
• B) B
• C) C
• D) D
• E) E

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Definitions:

Interposition

A visual cue for depth perception that occurs when one object partly blocks another; it can provide information about the relative positions and distances of objects in space.

Bottom-Up Processing

Information processing in which individual components or bits of data are combined until a complete perception is formed.

Top-Down Processing

Information processing in which previous experience and conceptual knowledge are applied to recognize the whole of a perception and thus easily identify the simpler elements of that whole.

Signal Detection

A technique used to identify the presence or absence of a stimulus amidst background noise.