Science, asked by gk7841865, 2 months ago

why food pipe is always close and trachea is always open​

Answers

Answered by 8840179831
1

Answer:

1. wall of trachea ( TRAY-kee - uh) are strengthened by stiff ring of cartilage to keep it open that's why a trachea is open but I don't know why food pipe is closed

Explanation:

but please mark me as the brainleast

Similar questions