The Planet with the Highest Mean Density Is

question 5

Multiple Choice

The planet with the highest mean density is

• A) Earth.
• B) Mercury.
• C) Jupiter.
• D) Neptune.

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Definitions:

Dopamine

A neurotransmitter involved in many functions, including motivation, reward, attention, and regulating movement.

GABA

Gamma-Aminobutyric Acid, an inhibitory neurotransmitter in the brain that reduces neuronal excitability.

Posttraumatic Stress Disorder (PTSD)

A mental health condition triggered by experiencing or witnessing a terrifying event, characterized by flashbacks, nightmares, severe anxiety, and uncontrollable thoughts about the event.

Acetylcholine

Functioning as a key neurotransmitter, acetylcholine plays critical roles in the activation of muscle action, the workings of the parasympathetic nervous system, and cognitive function.