Their experiments solved one of the great mysteries of biology, one scientists had wrestled with since the dawn of genetics.
他们的实验解决了生物学的一大谜团，这个谜团是科学家们自遗传学诞生以来一直竭力寻求解答的。
2
Those who seek to halt genetics in its tracks may soon learn that lesson anew, as rogue scientists perform experiments in defiance of well-intended bans.