Examlex
You obtain a new sample of cobalt-60,half-life 5.25 years,with a mass of 400.mg.How much cobalt-60 remains after 15.75 years?
Depolarization
A decrease in membrane potential that makes the interior of a cell less negative compared to the outside, crucial for nerve impulse transmission.
Voltage-Gated Channel
A type of protein channel in cell membranes that opens or closes in response to changes in electrical membrane potential.
Synaptic Vesicle
Secretory vesicle in the presynaptic terminal containing neurotransmitter substances.
Chemical Synapse
A specialized junction at which a neuron communicates with a target cell across a synaptic cleft using chemical messengers.
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