The Saclike Structures Found Inside the Synaptic Knob Containing Chemicals

question 162

Multiple Choice

The saclike structures found inside the synaptic knob containing chemicals are called__________

• A) axon terminals.
• B) synapses.
• C) synaptic vesicles.
• D) receptor sites.

---

Definitions:

Metamorphic Rocks

Rocks that have been transformed by heat, pressure, or chemically active fluids, altering their original composition or structure.

Plutonic Rocks

Intrusive igneous rocks that crystallize deep underground from magma, such as granite and diorite.

Continental Crust

The relatively thick part of the Earth's crust that forms the large landmasses. It is generally older, less dense, and composed mainly of granite.

Plate Boundary

Boundaries at the junction of two tectonic plates, frequently linked with earthquakes and volcanic actions.