Question

parts of a multicellular organism quick check
in the model that you built of the respiratory system, what structures did the straws represent? (1 point)
○ the trachea and bronchi
○ the diaphragm
○ the lungs
○ the chest cavity and ribs

Explanation:

In a respiratory - system model, straws are often used to mimic the hollow tubes that carry air. The trachea and bronchi are such air - carrying structures. The diaphragm is a muscle, the lungs are the main organs for gas exchange, and the chest cavity and ribs are protective and structural components. Straws are not used to represent these other parts.

Answer:

the trachea and bronchi