Another thing all these molecules are telling us that, apparently, bioluminescence has evolved at least 40 times, maybe as many as 50 separate times which is a clear indication of how spectacularly important this trait is for survival.
这无异于显微镜的发明。 所有的这些分子还告诉我们， 显然，发光性生物至少进化过40次。 有可能进化了 50次也说不定。 这也很清楚的表明， 这种发光能力， 对生存是及其重要的。