OCA2 is responsible for a protein called melanin in our eyes.

OCA2 负责我们眼睛中一种叫做黑的蛋白质。

This protein also contains heme and is used to break down many medications like barbiturates, antiepileptics, and oral contraceptives.

细胞P450蛋白也包括血红，用于破坏许多物，比如巴比妥类物、抗癫痫与口服避孕。

Intagliata: Which is one more piece of evidence that the cryptochrome protein might underpin the robins' magnetic sense.

Intagliata：这是隐蛋白可能支持知更鸟磁感的又一证据。

This oxygen is bound to hemoglobin, which consists of an iron-containing pigment called heme and a protein part called globin.

这些氧气与血红蛋白结合，血红蛋白由叫做血红的含铁的和叫做珠蛋白的蛋白质部分组成。

Plants use nitrogen to make important proteins and pigments, like chlorophyll, which lets them absorb sunlight and do photosynthesis and not die.

植物利用氮合成一些重要的蛋白及，例如叶绿，一种使植物能够吸收太阳光进行光合作用从而维持生命力的物质。

Melanin, which is the same pigment that colors your hair, keratin, which is what makes up the feather, and also similar to your fingernails and air.

黑，就是给你的头发上的，角蛋白，就是组成羽毛的东西，也类似于你的指甲和空气。