In Organisms That Lack a Circulatory System, What Is the Most

question 21

Multiple Choice

In organisms that lack a circulatory system, what is the most common method of exchanging nutrients from the external environment to the body?

• A) diffusion
• B) osmosis
• C) absorption
• D) swallowing them whole
• E) engulfing them into their stomach

---

Definitions:

Income Decreases

A situation where an individual's or household's earnings fall over a period, affecting their purchasing power and standard of living.

Choice Set

The collection of options or alternatives from which a decision-maker is able to choose in a decision-making process.

Marginal Utility

The additional satisfaction or utility received by a consumer from consuming one more unit of a good or service.

Total Utility

The sum satisfaction or benefit a consumer receives from consuming a particular quantity of a good or service.