I would say oxygen because respiration is breathing mechanically.
Sensing, secretion, protection, transcellular transport, and selective absorbtion
Answer:
do you have the rest of the answers? i really need them.
Explanation:
Fungi act as decomposers on dead plants and animals so they don't vlog everything up! Hope this helps.
Answer:
No
Explanation:
No, your body functions into the oxygen from trees. Oxygen is the only way for your blood to keep your body warm. If you dont have enough blood in your body for the oxygen it needs, then your body will keep frozen. Oxygen is the only way to make your body prosses.