| Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | damage to biological molecule structure |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | loss or change in DNA base |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | behave as single entities and are very chemically reactive as a result of the presence of unpaired valence (outermost) electrons |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | The molecule inside cells that contains the genetic information responsible for the development and function of an organism |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 | Definition 
 
        | linear energy transfer, average energy deposited per unit length of track |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | random and discrete events causing radiation damage |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | relative biologic effectiveness, relative capabilities of radiation with differing LETs to produce a particular biologic reaction |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | oxygen enhancement ratio oxygen effect represented numerically |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | needed for cell replication, carries genetic info |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | helps repair tissue, source of energy |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | Reservoir for long-term storage of energy |  | 
        |  | 
        
        | Term 
 | Definition 
 | 
        |  | 
        
        | Term 
 
        | radiation weighting factor (WR) |  | Definition 
 
        | calculates equivielent dose to determine dose of biologic damage |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | structure of nucleic acid and protein in the nucleus of living cells |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | controls multiplication and division of cells |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | internal structures begin to re establish, cell is finishing division |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | straight interaction with the incident radiation |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | multistage process that first involves the production of free radicals that are created by the interaction of the radiation with water molecules |  | 
        |  |