单词	再组合子
释义	同再组合子--交换子(基因重组单位)
随便看	descend from a higher station to a lower, descend from a horse descend from generals to particulars, descend from heaven, descend from one's ancestors, descendibility descendible descending descending air descending anterolateral tract descending aorta descending area descending axis descending branch descending central series descending cerebellospinal fasciculus descending cerebral vein descending cervical nerve descending chain descending chain condition descending chromatography descending cloudless region descending colon descending comma tract descending cornu