Examlex
Newton's second law is valid only in inertial reference frames.
Chloride Channels
Chloride channels are membrane proteins that allow the passive movement of chloride ions across cell membranes, influencing various physiological processes.
Sodium Channels
Integral membrane proteins that allow sodium ions to pass through the cell membrane, essential for the generation and transmission of electrical signals in neurons and muscle cells.
Hyperpolarization
An increase in a cell's membrane potential, making it more negative and reducing the likelihood of generating an action potential.
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