A sprinter experiences a sharp burning sensation in their quadriceps after a 100m race. Which metabolic byproduct is most likely accumulating?
Q1. A sprinter experiences a sharp burning sensation in their quadriceps after a 100m race. Which metabolic byproduct is most likely accumulating?
Answer: Lactic acid fermentation
Explanation: Lactic acid fermentation occurs in muscles during oxygen debt; alcoholic fermentation is tempting but only occurs in yeast and bacteria.