Biology

The correct answer is: A.To transmit chemical signals across synaptic gaps.

Neurotransmitters are chemical messengers that are released from nerve cells (neurons) to transmit signals across synapses, the gaps between neurons or between neurons and other cells (like muscle or gland cells). They allow communication between cells, which is essential for processes like muscle contraction, sensory perception, and brain function.

Here’s what the other options refer to: