The Oldest Fossils Are About How Many Years Old

question 22

Multiple Choice

The oldest fossils are about how many years old?

• A)4.5 billion years
• B)3.5 billion years
• C)250 million years
• D)10,000 years

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Definitions:

Temporal Lobe

A region of the cerebral cortex located beneath the lateral fissure on both cerebral hemispheres of the mammalian brain, involved in processing auditory information and encoding memory.

Limbic System

A complex system of nerves and networks in the brain, involving several areas near the edge of the cortex concerned with instinct and mood. It controls basic emotions and drives.

Emotions

Sophisticated emotional conditions that encompass an individual's internal experience, physical responses, and outward behaviors or reactions.

Cerebrum

The largest part of the brain, responsible for various higher functions like thought, action, reasoning, and creativity.