Lipid-Soluble Signaling Molecules, Such as Testosterone, Cross the Membranes of All

question 58

Multiple Choice

Lipid-soluble signaling molecules, such as testosterone, cross the membranes of all cells but affect only target cells because

• A) only target cells retain the appropriate DNA segments.
• B) intracellular receptors are present only in target cells.
• C) most cells lack the Y chromosome required.
• D) only target cells possess the cytosolic enzymes that transduce the testosterone.
• E) only in target cells is testosterone able to initiate the phosphorylation cascade leading to activated transcription factor.

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Definitions:

Disaffirm

The act of renouncing or rejecting a legal contract or agreement, typically used in the context of minors disaffirming contracts.

Misrepresenting Age

The act of falsely stating one's age, typically for the purpose of obtaining age-restricted goods, services, or rights.

Disaffirmance

The legal right of a minor to renounce a contract, thereby being freed from any contractual obligations.

Duty

A legal or moral obligation to act or refrain from acting in a certain way.