Just saw a website, Inside Cancer , with lessons on various aspects of cancer, where there is one on Evolution and Cancer . It's said that one of the Common Misconceptions is that " Students may recognize that cancer involves uncontrolled cell division, but they rarely understand that cancer c ...
看到科网上宣传的盖茨基金大挑战,有些感兴趣。进去浏览了一下有关合成生物学(synthetic biology)的信息,于是看到下面这一段。(来源http://www.synberc.org/content/articles/what-synthetic-biology) Third is the concept that natural living systems have evolved to continue to exist, rather than being opt ...
随机:stochasticity,并非全然的 randomness,是可能表现一定规律的。 基因突变属于随机因素。我们能够知道什么条件下能够改变突变的速率,却无法准确预测突变会发生在哪里,朝着什么方向。除非人工做 ad hoc 的定点诱导,而这仍然受限于我们已知的知识。 群体遗传的中性理论强调随机过程的作用,它离不开两点要素: ...