What is one function of the type II alveolar cells?

A. Production of surfactant Secretion of mucus
B. Phagocytizing bacteria and other foreign particles
C. Make up the majority of the epithelial wall of the alveoli
D. Lining the pleural space

Production of surfactant Secretion of mucus

Explanation:

hope this helps

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.