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An Open Period Is the Time Span Within Which

question 4

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An open period is the time span within which:


Definitions:

Electrons

Subatomic particles with a negative charge, found orbiting the nucleus of an atom, and crucial to chemical bonding and electricity.

Electrochemical Gradient

The combined difference in concentration and charge of ions across a membrane, driving the movement of ions through channels, critical for processes like muscle contraction and nerve transmission.

ATP

Adenosine triphosphate, a molecule that carries energy within cells for metabolism.

Chemiosmosis

The movement of ions across a selectively permeable membrane, down their electrochemical gradient, which is used in cellular respiration and photosynthesis to generate ATP.

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