<span>The question says,'a person metabolism remain constant throughout life. The statement is false. Metabolism is the sum total of all the chemical activities which occur in the body in order to sustain life. Many factors affect metabolism per time, these include: physical activities, hormonal imbalances, age, disease conditions, pollutants, toxins, lack of essential nutrients, dehydration, etc. </span>
Answer:
mucus
Explanation:
mucus is more out nose.insulin and bile for digestive system
C. anyone who is or has been sexually active
