Answer:
It's Gills because there not human and use gills to breathe in water
I would say its because Saturn is so far away from the Sun and when it orbits the Sun its like 9.5 NU
Electron transport chain produces the most atp
The answer to your first question is the land becomes a lot dryer, so plants die. The answer to your second question is deposition.
Answer: One difference is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. Another difference is that eukaryotic cells have many membrane-bound organelles while prokaryotic cells have no membrane-bound organelles.
Hope this helps! :)