The source of the energy for both protoplasmic streaming and migration of the chromatin substance is supplied by ATP ( adenosine triphosphate) which is produced in the process of aerobic respiration. 原生质川流运动和染色质穿壁运动所需要的能源是有氧呼吸所生成的能,通过ATP释放高能磷酸键(~P)的形式供给的。