Cells require iron supplemented in their growth medium as a trace metal, because it is consumed by quinones during electron transport for ATP production.

Question

Quizplus · Accepted Answer

Iron is required in cells for its role in electron transport chains, but it is not consumed by quinones. Instead, iron is a component of cytochromes and iron-sulfur clusters that facilitate electron transfer.

Cells Require Iron Supplemented in Their Growth Medium as a Trace