| 1. | The first biological effect of ionising radiation is the absorption of energy , leading to the removal of electrons from atoms . this occurs almost instantaneously and is followed by chemical damage to cells , which can include damage to dna 第一,电离辐射能吸收能量,令电子脱离原子,这过程差不多即时发生,令细胞因化学反应而受损,包括脱氧核糖核酸dna 。 |