It is now clear that the hybrids form seed which have one or other of the 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.
現(xiàn)在很清楚,雜種形成的種子具有一個(gè)或另一個(gè)分化特征,其中一半再次發(fā)育成雜種形式,而另一半產(chǎn)生的植物保持恒定,并以相等的數(shù)量接受顯性或隱性特征。
I couldn't remember the reason for living, and when I did it wasn't convincing.
技術(shù)可以成為我們負(fù)責(zé)任地監(jiān)測(cè)和管理魚(yú)類(lèi)資源的最大盟友。
A company's true value is measured not just by its profits, but by its impact.
公司的文化是其成功的基礎(chǔ)。它決定了人們的行為方式和決策方式。