Genetic diversity is an important part of keeping large groups healthy.

基因多样性是保持大型群体健康的重要原因。

Genetic diversity is so low that it could kill off the species in this region.

遗传多样性是如此之低，甚至可能导致该区域美洲狮物种的灭绝。

Why? Because there was no genetic diversity.

为什么？因为没有遗传多样性。

Which led to a ton of genetic diversity.

这导致了大量的遗传多样性。

Genes can recombine in ways that introduce genetic diversity.

基因可以以引入遗传多样性的方式重组。

And this has led to very low genetic diversity.

这导致了遗传多样性极为低下。

Populations of wildlife need genetic diversity to be able to survive.

野生动物的种群只有拥有遗传多样性才可能生存下去。

It allows individuals to mix their genes, leading to greater genetic diversity.

有性繁殖能混合不同个体的基因，从而提高遗传多样性。

Human genetic diversity isn't organized neatly into groups like countries or continents.

人类的基因多样性并没有像国家或大陆那样被整齐地组织起来。

Most human genetic diversity is found within Africa, the species' ancestral homeland.

大多数人类基因多样性都是在非洲发现的，那里是人类祖先的家园。

The collection is designed to represent the genetic diversity of the human species.

这种描述旨在展现人类物种的遗传多样性。

The discovery illuminates early genetic diversity and at least one long-gone population.

这一发现阐明了早期的遗传多样性以及至少一个早已消失的群体。

She says genetic diversity is very important to the animal's long-term survival.

她说，基因多样性对苏门答腊犀牛的长期生存非常重要。

We didn't know about them, you know; they add this genetic diversity.

我们不了解这群北极熊，它们增加了遗传多样性。

But without genetic diversity, you can get health and behavior issues related to inbreeding.

但如果没有遗传多样性，就会产生与近亲繁殖有关的健康和行为问题。

But a lack of genetic diversity presents an ongoing risk to the population.

但是缺乏遗传多样性给种群带来了持续的风险。

The continent's genetic diversity makes it easier to find rare causes of common diseases.

非洲大陆的遗传多样性使得找到常见疾病的罕见病因变得更为容易。

The first phase that we did was to safeguard the genetic diversity that we have.

我们所做的第一个阶段是保护我们拥有的遗传多样性。

We didn't know about them, you know; they add this genetic diversity, you know.

我们之前不知道它们。它们的存在增添了基因多样性。

Most of humanity's genetic diversity, undersampled though it is, is therefore found in Africa.

因此，尽管样本不足，但大多数人类遗传多样性都能在非洲发现。