A Good Example of a Person in the Upper-Upper Class

question 56

Multiple Choice

A good example of a person in the upper-upper class is:

• A) J. K. Rowling, author of the Harry Potter books.
• B) Elizabeth II, the queen of England.
• C) anyone who is part of the "working rich."
• D) All of the above are correct.

---

Definitions:

Excretion

The process of removing metabolic waste products and other non-useful materials from an organism to maintain internal homeostasis.

Tubular Reabsorption

The process by which the kidneys reclaim water and solutes from the tubular fluid and return them to the blood.

Nephron

The functional unit of the kidney, responsible for filtering blood and forming urine through processes of filtration, reabsorption, and secretion.

Filtered Molecules

Substances that have passed through a filtering process, often referring to molecules separated based on size or charge, especially in biological and chemical contexts.