Oxygen

question 28

Multiple Choice

Oxygen

• A) was prevalent in the atmosphere of Earth in early times.
• B) allowed for the evolution of autotrophic organisms.
• C) is not toxic to cells.
• D) made aerobic heterotrophic life possible.
• E) is made by respiration.

---

Definitions:

Well-defined

Clearly described or specified with no ambiguity, allowing for a precise understanding or interpretation.

Insider Trading

The illegal practice of trading on the stock exchange to one's own advantage through having access to confidential information.

Moral Intelligence

The capacity to understand right from wrong and to behave based on the values that are accepted as ethical and good.

Personal Gain

Advantages or benefits obtained for oneself, often through self-interested actions.