If you are refferring to a Battery cell in an automobile, the answer is sulfuric acid, and water.
No
DNA, Deoxyribonucleic Acid (the molecule responsible for carring the heritable traits of a living organism)
diffusion or osmosis
yes your cells are taking in nutrients, secreting and sorting chemicals, and breaking down substances 24 hours every day
Phospholipids,Cholesterol,and Fattyacids that's in a cell membrane anyway I don't know if its the same or not, Sorry