Which of the Following Is Characteristic of the Sierra Nevada

question 139

Multiple Choice

Which of the following is characteristic of the Sierra Nevada?

• A) peaks and cliffs of gray granite
• B) a large area of granitic rocks
• C) metamorphism of rocks within and adjacent to a batholith
• D) all of these

---

Definitions:

Dopamine

A neurotransmitter in the brain that plays a key role in reward, motivation, and motor control.

Tyrosine Hydroxylase

An enzyme involved in the synthesis of dopamine, a neurotransmitter crucial for movement, mood regulation, and decision-making.

Ionotropic Receptors

A type of neurotransmitter receptor that forms an ion channel pore, which opens to allow ions to pass through the cell membrane in response to the binding of a neurotransmitter.

Metabotropic Receptors

A type of G-protein coupled receptor found in cells that interacts with neurotransmitters to produce longer-lasting effects through a series of biochemical reactions.