Examlex
For a reaction to be spontaneous, the reaction quotient must be __________, the free-energy change must be __________, and the entropy change for the universe must be __________.
Synaptic Cleft
The small gap between neurons at a synapse, across which neurotransmitters are released to transmit neuronal signals.
ACh
Acetylcholine (ACh) is a neurotransmitter involved in muscle activation, memory, and learning by transmitting signals between nerve cells.
Neurotransmitters
Neurotransmitters are chemical messengers that neurons use to communicate with each other or with muscles across synapses.
Postsynaptic Cell
The neuron or cell that receives a signal (neurotransmitter) from another neuron at a synapse.
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