Which of the Following Is a Plausible Explanation for the Presence

question 74

Multiple Choice

Which of the following is a plausible explanation for the presence of carbon dioxide in Earth's early atmosphere?

• A) Volcanic eruptions could have released carbon dioxide into the atmosphere.
• B) Cyanbacteria were present on Earth 3.5 billion years ago.
• C) Retroviruses catalyzed the formation of carbon dioxide.
• D) Geysers may have produced the Earth's early environment.
• E) Chemical reactions with water resulted in the formation of carbon dioxide.

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Definitions:

Early Remission

A phase in the treatment of an illness where symptoms are reducing or disappearing, but the complete recovery criteria are not yet fully met.

Time Frame

A specific period during which an event occurs or an action is expected to take place.

TEDS-A Data

Stands for Treatment Episode Data Set - Admissions, a national data system that collects information on admissions to substance abuse treatment facilities.

Substance

Any form of matter, solid, liquid, or gas, that has a specific composition; in the context of addiction, it refers to drugs or alcohol.