- Protiens- large molecules that are made up of subunits called amino
- Carbohydrates- are groups of compounds made of sugar.
- Lipids- compounds that can not mix with water.
- Phospholipids- molecules that form much of the celll membrane.
- Nucleic acids- are compounds made up of subunits called nucleotides.
- ATP- (adenosine triphosphate)-is the major fuel used for all cell activities that require