Question

What are the similarities between all the respiratory organs? .........

Answer 1

Common features between all the respiratory organs are: ... All the respiratory organs are thin-walled for easy diffusion of gases and substances. All the respiratory organs (like skin, lungs, gills) have a rich supply of blood for transporting respiratory gases.

Answer 2

Answer:

When deoxygenated blood enters the heart and it is then transported via pulmonary veins to be oxygenated by the lungs.

Both systems involve oxygen for the body to work.

Explanation:

Hope this will help u

PLEASE MARK ME AS THE BRAINLIEST AND FOLLOW ME