1. Why is the inner wall of alimentary canal not digested although the digestive enzyme can digestnsll materials thst make cells? 2. If one holds his breathe after expiration for about 30 seconds, would there still be any exchange of respiratory gas in the lungs occuring during this period?mexplain 3. What happens if conducting tubes of circulatory system develops a leak?How could this be svoided? 4.what would happen if green plants disappear from earth? 5. What will happen if mucus is not secreted by gastric glands? 6.what happens to glucose that enters the nephron along with filtrate?

1. Why is the inner wall of alimentary canal not digested although the

1.	1. Why is the inner wall of alimentary canal not digested although the digestive enzyme can digestnsll materials thst make cells? 2. If one holds his breathe after expiration for about 30 seconds, would there still be any exchange of respiratory gas in the lungs occuring during this period?mexplain 3. What happens if conducting tubes of circulatory system develops a leak?How could this be svoided? 4.what would happen if green plants disappear from earth? 5. What will happen if mucus is not secreted by gastric glands? 6.what happens to glucose that enters the nephron along with filtrate?
Answer» 1. Why is the inner wall of alimentary canal not digested although the digestive enzyme can digestnsll materials thst make cells? 2. If one holds his breathe after expiration for about 30 seconds, would there still be any exchange of respiratory gas in the lungs occuring during this period?mexplain 3. What happens if conducting tubes of circulatory system develops a leak?How could this be svoided? 4.what would happen if green plants disappear from earth? 5. What will happen if mucus is not secreted by gastric glands? 6.what happens to glucose that enters the nephron along with filtrate?