The Electrons Lost by the P680 Reactive Center Are Replaced

question 73

Multiple Choice

The electrons lost by the P680 reactive center are replaced from:

• A) a water molecule.
• B) solar energy.
• C) ATP.
• D) NADP⁺.
• E) Photosystem II.

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Definitions:

Excessive Vibration

An undesirable level of oscillations or movements in machinery or structures, which can cause damage or failure over time.

Active Material

Substances within a battery or electrochemical cell that directly participate in the electrochemical reactions during charge and discharge.

Sulfated Battery

A battery condition where lead sulfate crystals form on the battery’s electrodes, usually due to prolonged discharging, reducing its capacity and performance.

Freeze

A physical state transition where a liquid becomes a solid, typically when temperature drops below its freezing point.