"Race" refers to people who have formed in a certain area in history and have some * * * homogeneity characteristics in physique (including skin color, eye expression, hair color and hairstyle, height, face shape, head shape, nose shape, blood type, hereditary diseases, etc.). People all over the world are usually divided into four races:

(1) Mongolian race, or yellow race, with yellow skin, straight hair, flat face, flat nose and wide nostrils;

(2) Caucasian or white. Fair-skinned, tall and narrow nose, various eye colors and hair types;

(3) Negroid or black, with dark skin, thick lips, wide nose and curly hair;

(4) Australians, or brown people, have brown or chocolate skin, dark brown curly hair, wide nose, well-developed beard and body hair.

So far, there is no consensus on the classification of modern races. "

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But it is necessary to point out that this classification is the standard of anthropology, not biology. In biology, people all over the world now belong to the same subspecies:

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