Early Biological Activity May Be Found in Rocks by Investigating

question 14

Multiple Choice

Early biological activity may be found in rocks by investigating ____.

• A) stromatolites
• B) isotope ratios
• C) microfossils
• D) all of these are correct
• E) none of these are correct

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Definitions:

Emotional Numbness

A condition characterized by a lack of emotional response or feeling, often as a result of trauma or stress.

Adjustment Disorder

A psychological response to an identifiable stressor or group of stressors that causes significant emotional or behavioral symptoms.

Depressive Symptoms

Manifestations of depression that can include a persistent sad or empty mood, feelings of hopelessness, and a lack of energy or interest in life.

Anxiety Symptoms

Manifestations of anxiety, including persistent nervousness, worry, and physical symptoms like increased heart rate, sweating, trembling, dizziness, or trouble concentrating.