You realize that you are late for class and begin to run across campus, which is equivalent to 15 minutes of very hard exercise. After your muscles use their stores of phosphocreatine, they will next provide themselves with energy using:

Question

Quizplus · Accepted Answer

After the phosphocreatine stores are depleted, the muscles will next use lactic acid fermentation to provide themselves with energy during very hard exercise, as this process can quickly generate ATP without the need for oxygen.

You Realize That You Are Late for Class and Begin