Trust me: There is no “them”.

The genetic code is the set of rules by which information encoded in genetic material (DNA or RNA sequences) is translated into proteins (amino acid sequences) by living cells.

最激动人心的发现往往来自意想不到的地方。

乐观是一种可以学习的技能。一旦你学会了它，你就能在各个方面改善你的生活。