The Increasing Concentration of Atmospheric Oxygen in Earth's Early Atmosphere

question 131

Multiple Choice

The increasing concentration of atmospheric oxygen in Earth's early atmosphere

• A) was favorable to most prokaryotes because of their small size.
• B) was fatal to numerous eukaryotes because they possessed mitochondria
• C) conferred a selective advantage to a eukaryote that possessed a mitochondrion.
• D) conferred a selective advantage to a eukaryote that possessed a chloroplast.
• E) conferred a selective advantage to prokaryotes because of their stiff membranes.

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Lower Social Classes

A segment of society characterized by lower economic status, often associated with lower levels of education and limited access to resources.

Political Representation

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Power Resource Theory

A theory in political and social science that analyzes the power of different societal groups based on their access to resources.

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