Neurotransmitters are
A) chemicals released by cells into the surrounding extracellular fluid and affect only other nearby cells.
B) chemicals released from certain cells that travel via the blood to target cells.
C) released from a nerve cell and diffuse across a synaptic gap to influence the target cells.
D) released from gap junctions directly into the cytoplasm of the connected cell.
E) electrical signals that move between adjacent cells.
Correct Answer:
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