Biology, asked by muzzammil00, 3 days ago

2. Presence of cartilaginous ring in respiratory tract act as: Support b. Keep passage open Prevent collapsing d. All of the above C.

Answers

Answered by jennie2744

1

Answer:

option c

Explanation:

cartilaginous rings support , and prevent the trachea from collapsing by holding it.

hope it help

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