The hilum of the lung:
a) is the point of entrance for inhaled air
b) is an indented area through which the bronchi, pulmonary vessels, lymphatic vessels, and nerves pass
c) is an elevated area through which the trachea, pulmonary vessels, and nerves pass
d) serves to anchor all pulmonary structures to the mediastinum
e) is the point of exit of exhaled air

Organisms that successfully adapt will leave to grownone of the above

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.