PLEASE ANSWER THESE QUESTIONS COMPLETELY Questions:
A. Which two species of bird are most closely related?
B. How do you know?
C. Do you think that the Northern and Southern Jub-Jub Birds are actually the same species? Why or why not?

Provide one reason why mitosis occurs.

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

How does the nervous system affect the excretory system?