For instance, if women find taller men more attractive, then more tall men would mate and have children, putting more tall genes in the gene pool.

比如说，如果女性发现长得高的男性更具吸引力，然后更多高大男人会交配生子，基因库中就会有更多的高大基因。

Well, height is truly an amazing trait because it's super polygenic.

嗯，身高确实是一个惊人的特征，因为它是超级多基因的。

And both females and males contain X-chromosomes, which carry more genes.

女性和男性都有X染色体，这个染色体会携带更多的基因。

Arboretum researchers collect as much genetic diversity as possible to cope with emerging threats.

植物园的研究人员收集了尽可能多的基因多样性，以应现的威胁。

There's lots more on the social and political aspects of GMOs in Crash Course Geography.

在地理速成班中有更多关于转基因生物的会和政治方面的内容。

For example, if a genetic paragraph — thousands of letters long — appears twice in a human scroll, but only once in its chimp counterpart, should that second copy count as thousands of changes, or just one?

例如，一段含有个字母的基因片段，在人类卷轴里现了两次，而在黑猩猩卷轴里只现了一次，那么多来的这段基因应该视为个差异，还是仅仅一个？

Finding those unknowns is not unprecedented, but as scientists sequence more microbes, it's " more rare to find a community that has so much of this genetic dark matter, " she said.

发现这些未知生物并非前所未见，但随着科学家为更多微生物完成基因定序，“发现一个拥有这么多基因暗物质的生物群落就更罕见”，她说。

In the most recent obvious study from the Giant Consortium, we have identified a bit more than 3,000 genetic variations, genetic modifications, DNA changes that affect human height.

在 Giant Consortium 最近的一项的研究中，我们已经明显发现了 3000 多的基因变异、基因修饰和 DNA 变化，影响了人类的身高。

Penelope Boston plans to do more genetic tests on the microbes, which she revived both in the laboratory and in the Mexican caves.

波士顿计划实验室里和墨西哥洞穴中复活过的微生物进行更多的基因检测。

Knowing more of them " helps us to understand each person's cancer more precisely, " which can help guide treatment, Nik-Zainal said.

尼克-扎伊纳尔说，了解更多的这类基因“有助于我们更准确地了解每个人的癌症”，这有助于指导治疗。

Today we have more power to mold that future, down to the genetic level, than we've ever had before.

如今我们比过去有更多能力在基因层面塑造那个未来。

And we're lucky now that there are so many of these targeted treatments that are sort of gene associated.

现在很幸运的是，我们已经有这么多与基因相关的靶向治疗方案。

And the larger population that remained in Africa meant more genomes churning out variety, generation upon generation.

而留在非洲的更多的人口意味着更多的基因组，一代又一代地生产各种各样的基因。

Third, unique human expression patterns were more common in the prefrontal cortex than in the cerebellum.

发现三，人类特有的基因表达多现与前额叶皮层，而不是小脑。

Now we need to sequence more genomes from diverse populations because it's not just about getting the letters As, Ts, Cs, and Gs, it's about understanding really what they mean.

现在我们需要更多不同人群的基因组进行测序，因为这不仅仅是获得字母 A、T、C 和 G，而是真正理解它们的含义。

But after many replications, the telomeres get trimmed so short that the cells can't afford to lose any more DNA and they stop replicating.

但在多次分裂的细胞中，端粒体已被严重消耗，当无法承受更多的基因信息损失时，细胞会选择停止分裂。

A male with brighter feathers and stronger dance moves can communicate how healthy and strong his genes are to any female who's watching.

一只羽毛更亮、舞蹈动作更强的雄性可以向任何观看的雌性传达它的基因有多健康和强壮。

More important, compared with Europeans and Americans, Africans have much better genomes for research, again because of their ancestral age.

更重要的是，和欧洲人、美洲人相比，非洲人有更多可研究的基因，这又是因为他们的祖先处在更早的年代。

I maybe got overendowed with the empathy gene.

我可能被赋予了过多的同理心基因。

They'll tell anybody that will listen how bad their genetics are, and how busy they are, and how eating healthy doesn't work for them, and how they just can't seem to lose weight.

他们会向任何愿意倾听的人抱怨自己的基因有多糟糕，自己有多忙碌， 健康饮食他们不起作用，以及他们似乎怎么也减不了体重。