Grams is most commonly used.
Well Mitochondria breaks down sugar molecules to release energy in the form of APT (Adenosine Triphosphate). But Energy is released from food molecules during Cellular Respiration.
Scavenge dead matter on the ocean floor because many animals in this zone do not have eyes Use bioluminescence to lure prey because in total darkness prey will not be drawn to the light Use camouflage to blend into the seafloor because prey can be easily ambushed Produce their own food due to the lack of nutrients on the ocean floor.