Over time , the scaffold resorbs into the body , leaving behind the natural tissue .

随着时间的推移这些支架转移到身体剩下的是自然的组织。

But what happens is , a gene turns on - at least this is our hypothesis - that actually resorbs the tail , gets rid of it , during embryo genesis .

胚胎发育出长尾，然后某个基因启动造成长尾消融，至少在我们的假设中是这样的。