Answer:
It between the ages of 25 and 40 years.
Explanation:
Answer:
If oxygen supply is depleted the muscle cells will respire anaerobically and release lactic acid and energy.
The accumulation of lactic acid , results in a pain in the muscles of the athlete.
Explanation:
Answer:
After you swallow, peristalsis pushes the food down your esophagus into your stomach. Stomach. Glands in your stomach lining make stomach acid and enzymes that break down food. Muscles of your stomach mix the food with these digestive juices.
Explanation:
Answer:
idhar re baba
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Answer:
They absorb the food molecules that result from the external digestion.
Explanation: