What is the function of the lungs

lungs:

Explanation:

it takes oxygen from the environment and transfer it to the blood.Most vertebrates including birds , lizard, and mammals use the lungs as their only respiratory organ.

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a

the answer is d p: cell, q: organ, r: organ system, s: tissue