帮忙分析一下这个句子,不要翻译.Second,we have to determine whether there ar

Second,we have to determine《 whether there are a limited number of genes in cells（ which are always responsible for at least part of the trouble）》。determine后面接的由whether直到最后,都是determine的宾语从句,而这当中which引导的则是从句中genes的定语从句形容该词。