Doctors are able to see inside your body without having to cut you open
What are my options I only see the question?
Answer:
Internal and external respiration
Explanation:
Internal respiration occurs inside your body and is an exchange of your body's gasses with its blood and tissues. External respiration is similar, but gasses are exchanged specifically with the lungs.
A more simple response could be breathing(ventilation) which is the process or air going in and out of the lungs.
I hope this helps you!
Answer:
The roots as they absorb water and nutrients.
