Answer:
B
Explanation:
Heating a piece of iron until it glows.
The energy generated by the movement of electrons is used to pump electrons across the inner mitochondrial membrane to an area of higher concentration. 17. Where do these protons (H+) come from? The originally came from a glucose molecule and were carried to the electron transport chain by NADH and FADH2.
The answer would be glucose molecule.
Ionic reaction when a metal and non metal are together a molecule is when a metal abs metal react hope this helps
Answer:
I think it's fungus or plant cell
