Lipid-Soluble Signalling Molecules, Such as Aldosterone, Cross the Membranes of All

question 37

Multiple Choice

Lipid-soluble signalling molecules, such as aldosterone, 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) only target cells have enzymes that break down aldosterone.
• D) only in target cells is aldosterone able to initiate the phosphorylation cascade that turns genes on.

---

Definitions:

Wage Increase

Refers to the rise in the hourly, daily, or monthly payments made to employees for their work or services.

Total Payroll

The complete amount of money a business pays to its employees over a specific period, including wages, salaries, bonuses, and deductions.

Rectangular Hyperbola

A curve representing a relationship between two variables wherein the product of the two variables is constant, commonly used in economics to describe certain elasticities.

Price Elasticity

A measure of the responsiveness of the quantity demanded or supplied of a good to a change in its price, indicating how changes in price affect consumption or production.