Which of the Following Would Earth's Early Atmosphere Have Lacked

question 51

Multiple Choice

Which of the following would Earth's early atmosphere have lacked?

• A) Methane
• B) Oxygen
• C) Ammonia
• D) Hydrogen sulfide

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Definitions:

Foreign Substances

Materials or particles that are not naturally part of the body and can provoke an immune response when introduced.

Microorganisms

Tiny living organisms, often microscopic in size, that include bacteria, viruses, fungi, and protists.

Harmful Chemicals

Substances that can cause adverse health effects or environmental damage upon exposure.

Antibodies Produced

Refers to the process by which the immune system creates antibodies, which are proteins designed to recognize and neutralize specific antigens, such as viruses and bacteria.