Abundant Fossil Evidence Did Not Appear in the Geologic Record

question 10

Multiple Choice

Abundant fossil evidence did not appear in the geologic record until about_________ .

• A)300 million years ago
• B)550 million years ago
• C)5 billion years ago
• D)3 billion years ago
• E)6 million years ago

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Definitions:

Dissociative Amnesia

A disorder characterized by memory loss that is more significant than normal forgetfulness and can't be explained by a medical condition.

Psychomotor Retardation

A slowing down of thought and a reduction of physical movements in an individual, often seen in severe depression.

Neuroticism

A personality trait characterized by a tendency to experience negative emotions, such as anxiety, depression, and anger, more frequently and intensely than others.

Schizophrenia

A severe mental disorder characterized by disturbances in thought processes, perceptions, emotional responsiveness, and social interactions.