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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Definitions:

Stigma

A mark of disgrace associated with a particular circumstance, quality, or person, often leading to discrimination or social exclusion.

Prevalence

The proportion of a population found to be affected by a particular disease, condition, or characteristic at a specific time.

Maladaptive

Behaviors or thought patterns that are counterproductive and interfere with a person’s ability to function effectively in daily life.

Dysfunctional Behaviors

Actions or behaviors that are disruptive or detrimental to the individual's daily life and functioning.