Which of the Following Is the Correct Sequence of Events

question 32

Multiple Choice

Which of the following is the correct sequence of events after a receptor perceives a signal?

• A) The receptor is phosphorylated and then changes its shape. This leads to hormone release from the cell, which activates gene transcription.
• B) The receptor changes its shape and then becomes phosphorylated. This leads to activation of gene transcription and finally to hormone release from the cell.
• C) The receptor is phosphorylated and then changes its shape. This leads to activation of gene transcription and finally to hormone release from the cell.
• D) The receptor changes its shape and then becomes phosphorylated. This leads to hormone release from the cell, which activates gene transcription.

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Definitions:

Truth Values

The attribute of a statement that denotes its correspondence with fact or reality, usually as true or false.

Truth Table

A table used in logic to determine the truth values of logical expressions based on all the possible combinations of their constituents.

Atomic Sentences

Statements in logic that cannot be broken down into simpler components and assert a single fact.

Truth Values

The valuation in logic referring to the states of truth (typically true or false) that a logical statement can hold.