How does the respiratory system function?

wmk xncmendenbedhbdejd

Explanation:

swwdedededde

The lungs and respiratory system allow oxygen in the air to be taken into the body, while also letting the body get rid of carbon dioxide in the air breathed out. When you breathe in, the diaphragm moves downward toward the abdomen, and the rib muscles pull the ribs upward and outward.

Explanation:

The lungs and respiratory system allow oxygen in the air to be taken into the body, while also letting the body get rid of carbon dioxide in the air breathed out. When you breathe in, the diaphragm moves downward toward the abdomen, and the rib muscles pull the ribs upward and outward.

organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

im not exactly sure but i think its b!