It is now clear that the hybrids form seed which have one or other of the two differentiating characters, and of these one half develop again the hybrid form, while the other half yield plants which remain constant and receive the dominant or the recessive characters in equal numbers.
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。
你们会在严峻的现实之下选择放弃,还是会义无反顾地前行?
My greatest happiness is being able to move people with my singing.
主动管理在成本前是负和游戏,在成本后是输家的游戏。
The interest of the behaviorist in man's doings is more than the interest of the spectator—he wants to control man's reactions as physical scientists want to control and manipulate other natural phenomena.
Ever tried. Ever failed. No matter. Try again. Fail again. Fail better.