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。
"The world is full of stories, and every story is a world in itself."
Sometimes you just have to pick yourself up and carry on.
我不害怕表明立场。大家来握住我的手,我们将一起走过这条路,经历风雨,无论天气冷暖。
The world always seems brighter when you've just made something that wasn't there before.