But they may have different alleles, which are alternatives of the same genes.

但是他们可能有不同的等位基因，这些等位基因是相同基因的替代品。

For each gene, humans inherit one allele from each parent, and many plants do, too.

对于每个基因，人类从每个亲本遗传一个等位基因，许多植物也是如此。

Notice the G allele may be the culprit here.

注意，G等位基因可能才是罪魁祸首。

So some have two short alleles, some have two long ones, and the rest have one of each.

所以，有些人有个等位基因，有些人有个长等位基因，剩下的则长各一个。

Each of our genes can come in different flavors, called alleles.

我们的每一种基因都有不同的形式，称为等位基因。

People have two versions (known as alleles) of each gene, one from each parent.

人类有分别来自父亲与母亲的个血清素转运体基因，每个基因有种版本（被称为等位基因）。

Alleles interact to produce traits, or the visible characteristics of an organism.

等位基因相互作用产生性状，或生物体的可见特征。

Having the G allele means you'll have a lower level of serotonin in your brain.

有G等位基因意味着你大脑中的血清素含量较低。

In these two genera, the alleles that allow the synthesis of muscarine, have been completely lost, or silenced.

在这个类属中，允许合成毒蕈碱的等位基因已经完全丢失或静默。

The tornado was totally random, but resulted in major allele changes to the population!

这场龙卷风是完全随机的，但导致了番茄种群的主要等位基因变化！

Alleles are the parts of a chromosome that encode specific genetic traits.

等位基因是染色体上编码特定遗传特征的部分。

Just like humans, canines inherit one allele from each parent for a certain gene.

就像人类一样，犬科动物从每个父母那里继承一个特定基因的等位基因。

The 'CYP17' gene which controls the body's level of sex hormones has a changed allele that is expressed frequently in trans man.

控制人体性激素水平的“CYP17”基因的等位基因发生了改变，这种改变在变性人中频繁发生。

But why are these called " ghost" alleles?

但为什么这些被称为“幽灵”等位基因呢？

Sometimes mutations don't affect an organism, but sometimes they can result in brand-new alleles.

有时突变不会影响有机体，但有时它们会产生全新的等位基因。

Most genes have variants, known as alleles, which all work, but may have somewhat different effects.

大多数基因都有变体，称为等位基因，它们都起作用，但可能产生一些不同的效果。

The long allele participants also had a tendency to be risk-takers and succumb to addictive behaviors such as alcoholism.

长等位基因的参与者也有冒险的倾向，并屈服于酗酒等成瘾行为。

That's the allele frequency of the tomato color gene in that population.

这就是这个群体中番茄颜色基因的等位基因频率。

Evolution is simply the change in allele frequencies in a population over time.

进化只是一个种群中等位基因频率随时间而产生的变化。

Those seeds then start to grow, adding new alleles to our population's gene pool.

然后这些种子开始生长，为其种族基因库增加新的等位基因。