Answer
C. Electron transport chain
Answer:
Through the mitochondria.
Explanation:
the Mitochondria makes ATP energy through the energy stored in food. which is done by respiration which uses oxygen in a process which generates energy.
Also the mitochondria is the only thing in the body that can make ATP energy
The answer is c due to the fact that Alcohol breath-testing devices use the amount of alcohol in exhaled breath to calculate the amount of alcohol in a person's blood, also known as blood alcohol concentration (BAC)
the answer is b recycling newspapers