Keratin is a protein produced by your hair follicles.

蛋白是毛囊分泌一种蛋白质。

Some whales build up waxes, along with lipids and keratin protein into what's called earplugs.

有鲸会产生鲸蜡、油脂和蛋白，组成被称为“耳塞”东西。

When these cells move upwards, they're filled with a hardened protein called keratin.

细胞在向上移动过程中，会被填充一种硬化蛋白质，蛋白。

The scales are made of keratin, the same stuff as human hair and fingernails.

鳞片是由蛋白组成，和人类头发和指甲是一样东西。

But Bajadasaurus spine's made of the same keratin material as our horned animals of today.

但是巴雅达龙和我们今天化动物是由同样蛋白材料制成。

All hair is made of the protein keratin.

所有毛发都由蛋白构成。

The scales are made of keratin, which is the same ingredient that's in our nails.

这种鳞片是由蛋白组成, 和我们指甲是相同成分。

Many beauty products include honey, beeswax and keratin which is the protein found in animal cells.

许多美容产品包括蜂蜜，蜂蜡和蛋白都是如此，蛋白是在动物细胞中发现蛋白质。

Increased keratin production is another one.

另一个是蛋白增多。

Poor sleep can lower your body's ability to produce keratin, which is essential for healthy hair.

睡眠不足会降低你身体产生蛋白能力，而蛋白对头发健康至关重要。

But us humans only have a very thin layer of keratin on our fingers and toes.

但我们人类手指和脚趾上只有很薄一层蛋白。

Hair is made of keratin, the same protein that forms your fingernails… with a few extra ingredients.

头发是由蛋白构成，蛋白也是是构成指甲蛋白质… 再含有一些额外成分。

These large protective scales are made of keratin, the same thing human nails and hair are made from.

这些巨大保护鳞是由蛋白制成，成分就像人类指甲和头发。

They're made of a material called keratin, the same stuff that your hair and nails are made of.

它们是由一种蛋白材料组成，与你头发和指甲组成成分相同。

The rattle consists of hollow, interlocked segments made of keratin, the same substance that makes our nails and hair.

响环是由蛋白制成中空部分交错组成，与我们指甲和头发是一样物质。

It can also break down skin cells and keratin to help unclog the pores.

它还可以分解皮肤细胞和蛋白以保证毛孔畅通。

As they're pushed, the skin cells change into a protein called keratin that flattens and hardens into a nail.

当它们被推出去时，皮肤细胞会变成一种蛋白蛋白质，这种蛋白质会变平变硬成为指甲。

Horse hooves are made of lots of thick layers of keratin put together that make them strong.

马蹄是由很多厚厚蛋白层拼接而成，这使得它们非常坚固。

Most of these reptiles have thick scales covered in keratin — the same material that makes up nails and claws.

大部分爬行动物有厚实鳞，鳞上覆盖着蛋白——蛋白也是组成指甲和爪子相同物质。

Those scales are made out of the same hard protein, called keratin, as the scales of pangolins and other animals.

这些鳞片是由同样硬蛋白组成，蛋白，就像穿山甲和其他动物鳞片一样。