...the key of A minor. 5 n-count The key on a map or diagram or in a technical book is a list of the symbols or abbreviations used and their meanings. You will find a key at the front of the book. 6 adj The key person or thing in a group is the most important one.
ATP (Adenosine triphosphate). 1  It is the major energy currency of the cell, providing the energy for most of the energy-consuming activities of the cell. 2  It is one of the monomers used in the synthesis of RNA and, after conversion to deoxyATP (dATP), DNA.3  It regulates many biochemical pathways. It is the major energy currency of the cell, providing the energy for most of the energy-consuming activities of the cell. 2  It is one of the monomers used in the synthesis of RNA and, after conversion to deoxyATP (dATP), DNA. 3  It regulates many biochemical pathways.
ATP is the molecule that cells use to get their energy. ATP is  produced either by photosynthesis or by cell respiration. Edit. Share to: 1  The Five Major Parts of the Brain At its most basic, the brain controls the body.uring cellular respiration energy is stored in ATP molecules. When ATP is converted in to ADP, this energy is released for cells to use. The conversion of ADP in to ATP requi â¦ res molecules of hexose sugar to break down.