Photosynthesis removes the carbon dioxide and releases the oxygen, but cellular respiration is the opposite because it uses the oxygen in order to release the CO2. So the carbon atoms are released during cellular respiration.
Hope that helps?
its much less dense than the mantle and oceanic crust,etc.
1. TTtt
2. tt
sorry i don't know 3 and 4
I think the answer is D if im not mistaken
