Question

Do humans have an electron transport chain?

Answer 1

Explanation with a diagram:

The electron transport chain $\left(\mathrm{ETC}\right)$ is found within the mitochondria of living cells in the human body.

1. The inner membrane of the mitochondria in humans contains an electron transport chain.
2. The electron transport chain is a component of cellular respiration and is found in all organisms that perform aerobic respiration.

Diagram:

Hence, humans have an electron transport chain.