Electrons are replaced in photosystem II from:Group of answer choicesbreakdown of carbohydrateATPsplitting of waterthe electron transport chainrelease of oxygen

How are the electrons that are lost from photosystem II replaced?

Which of the following best describes the photosystem that extracts electrons from the water molecules?Group of answer choicesstrong reductantweak oxidantstrong oxidantweak reductantnone of the above

A route of electron flow during the light reactions of photosynthesis that involves both photosystems (I and II) and produces ATP, NADPH, and O₂.Group of answer choiceslight reactionslinear electron flowcyclic electron flowCalvin cycleelectron transport chainNext

In photosynthesis, redox reactions ultimately transfer electrons from ________ to ________.H2O; CO2C6H12O6; O2O2; CO2H2O; C6H12O6

What is the electron carrier in photosynthesis?