Question

Juliet just ran a 100-meter race. She's experiencing severe pain in her leg muscles. What is the probable reason for this? accumulation of lactic acid caused by lactic acid fermentation in the muscles accumulation of CO2 during excess exercise and high energy demands accumulation of alcohol as a result of alcoholic fermentation in the absence of oxygen

Answer 1

The most likely reason for her severe pain in her leg muscles is that accumulated of lactic acid caused by lactic acid fermentation in the muscles. This accumulated acid is the one that would lead to muscle fatigue which would cause her to experience the pain.