Answer:
an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
Explanation:
The answer to your question is C!
The characteristic best distinguishes glycolysis and the Krebs cycle from the electron transport chain is the amount of ATP produced . In glycolysis net ATp production is 2 ATP and in 1 Kreb's cycle 38 ATP are produced. Hence option A is correct.
