tube 1 contains water only. tube 2 contains a live snail. tube 3 contains a live green water plant. tube 4 contains both a live green water plant and a live snail. what compound that directly provides energy in living cells is being produced in every tube where cellular respiration is occurring?
Explanation: Tube 1 doesn't contain an organism so it can't be that one. Both a snail and a plant are considered an organism, and cellular respiration occurs in almost any organism's cells