Examlex
By late adulthood, the material at the ends of chromosomes, or_____, are longer in women than in men.
Action Potential
A momentary change in electrical potential on the surface of a cell, especially a nerve or muscle cell, that occurs when it is stimulated, leading to the transmission of an electrical impulse.
Neurotransmitters
Chemical messengers that transmit signals across a chemical synapse, from one neuron (nerve cell) to another, influencing a variety of physiological functions and behaviors.
Action Potentials
Electrical impulses that travel along the axon of a neuron, signaling the transmission of information.
Potassium Ions
Positively charged ions (K+) crucial for various biological functions, including the regulation of heartbeat and muscle functions, and critical in establishing the resting membrane potential in neurons.
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