Examlex
The following phrases refer to the eukaryotic cell cycle. Select the single BEST choice for each phrase.
-period when DNA is duplicated
Motor End Plate
The specialized part of a muscle cell membrane at a neuromuscular junction where neurotransmitters from motor neurons signal the muscle to contract.
Ligand-gated
A type of ion channel that opens or closes in response to the binding of a chemical messenger (ligand), such as a neurotransmitter.
Neurotransmitter
Neurotransmitters are chemical messengers that transmit signals across a chemical synapse from one neuron (nerve cell) to another target neuron, muscle cell, or gland cell.
Neuroglial Cell
Supportive cells in the nervous system that provide structural and metabolic support to neurons.
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