现在很清楚,杂种形成的种子具有两个分化性状中的一个或另一个,其中一半再次发育成杂种形式,而另一半产生保持恒定并以相等数量接收显性或隐性性状的植物。
You are not only responsible for what you say, but also for what you do not say.
Art is not about good taste, it's about truth.
Chaos isn't a pit. Chaos is a ladder.