Examlex
Quarks can only have a charge of +(2/3)e or -(1/3)e, while antiquarks can only have charges of -(2/3)e or +(1/3)e.
Neurotransmitter
Chemical substances that transmit signals across a synaptic gap from one nerve cell to another.
Synaptic Vesicles
Small structures within neurons that store neurotransmitters, which are released during neurotransmission to send signals to other neurons.
Synapse
The junction between nerve cells where neurotransmitters are released, allowing signals to pass from one neuron to another.
Spinal Cord
A vital part of the central nervous system, the spinal cord is a long, thin, tubular structure made of nervous tissue, which extends from the brain and is encased within the vertebral column, responsible for sending messages between the brain and the rest of the body.
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