1. The pain in her legs could be because of the accumulation of lactic acid in the muscles. During heavy exercise or running, etc., the muscle cells respire anaerobically and produce lactic acid.
2. The massage gave her relief because it improves the circulation of blood leading to increased supply of oxygen to the muscle cells which helps in complete breakdown of lactic acid into CO2 and water
1.In which jar, will the amount of CO2 be the highest and why? 2. In which jar, will the amount of CO2 be the lowest and why?
1. Which process is being tested in the activity? 2. What is the result of the activity? Give reasons.