Related words. 1  key adjective. 2  key verb. 3  key in phrasal verb. 4  key to phrasal verb. 5  Alt key noun. 6  hot key noun. 7  low-key adjective. 8  off-key adjective, adverb. 9  tab key noun. 10  Allen key noun. 11  arrow key noun. 12  enter key noun. 13  key card noun. 14  key ring noun. 15  pass key noun. 16  pound key noun. 17  shift key noun. 18  star key noun. 19  command key noun. 20  control key noun.
Lesson Summary. ATP, or adenosine triphosphate, is a high-energy molecule that is found floating in the cytoplasm of every cell. It's a three-part molecule that has a phosphate group.
Role of ATP. ATP serves as an important role in biology because cells mainly get their energy from ATP. ATP also helps by bringing energy wherever energy is needed in a cell, and releasing the energy, which can be used to power other chemical reactions, such as the ones that can make molecules.hat ATP Is. ATP is a natural molecule, also known as adenosine triphosphate, in your body that is the main energy source currency of cells. Mitochondria, an organelle, gathers energy from organic compounds to make most of the ATP, while other ATP can be made in the cytoplasm.