| 释义 |
The condition is caused by a genetic mutation.这种情况是由基因突变引起的。Scientists have found a genetic mutation that appears to be the cause of Huntington's disease.科学家们已经发现一种可能引起亨廷顿舞蹈病的基因突变。In rare cases, a mutation confers a survival advantage to the organism.在极少数情况下，基因突变会给生物带来生存优势。It is well known that radiation can cause mutation.众所周知，辐射可能造成基因突变。This giant spider was created out of the mutation of the genes of a normal spider.这只大蜘蛛是因为普通蜘蛛的基因突变而造成的。 |