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.
Report Abuse. produced in the cristae of mitochondria, ATP is the energy source of our cells without ATP, life as we know it would cease to exist because WE would cease to exist Adenosine-5'-triphosphate (ATP) is a multifunctional nucleotide used in cells as a coenzyme.hree phosphate groups are attached at the 5' carbon atom of the pentose sugar. It is the addition and removal of these phosphate groups that inter-convert ATP, ADP and AMP. When ATP is used in DNA synthesis, the ribose sugar is first converted to deoxyribose by ribonucleotide reductase.