This the respiratory system!
The major organ of the respiratory system is the lungs, and in the lungs the air gets divided among smaller and smaller tubes at the end of which the oxygen enters and carbon dioxide leaves the blood!
Answer:
Some folks will undoubtedly confront bigger difficulties than others. Those who live in locations exposed to coastal storms, drought, and sea level rise, as well as people in poverty, elderly individuals, and immigrant populations, may be particularly affected by climate change.
Explanation:
Other scientists hypothesize that organic compounds could have come to Earth w<span>hen the stars collided and the debris fell to Earth. B
HOPE THIS HELPS! ^_^</span>