Why do our cells need oxygen?
Cells need oxygen to perform cellular respiration which makes ATP that the cells use to function
Cells need oxygen to perform photosynthesis which makes ATP to help the cell function
Cells need oxygen to send to the muscles so that the muscles can get the ATP to move the body
During digestion the oxygen is broken down into ATP which cells need to function

Answer ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.