What are the two entry points for electrons in the electron transport chain.

How do electrons enter the electron transport chain?

All of the electrons that enter the transport chain come from NADH and FADH 2start subscript, 2, end subscript molecules produced during earlier stages of cellular respiration: glycolysis, pyruvate oxidation, and the citric acid cycle.

Explanation:

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plasma is the state of matter where the substance is ionized and has no definite shape or volume. the fact of being ionized makes the substance a good electrical conductor.

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line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).