The Smallest Planet in the Solar System Is

question 14

Multiple Choice

The smallest planet in the solar system is

• A)Mercury.
• B)Mars.
• C)Uranus.
• D)Venus.

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Definitions:

Neurons

Unique cells in the nervous system designed to transfer information using electrical and chemical signals.

Involuntary Processes

Bodily functions and responses that occur without conscious control, such as breathing and heart rate.

Hindbrain

The posterior part of the brain comprising structures such as the cerebellum and brainstem, responsible for fundamental life functions.

Medulla

A section of the brainstem responsible for regulating vital bodily functions such as heart rate and breathing.