Main varieties and distribution in the world

[Race, also known as "race", refers to people with certain genetic characteristics (such as skin color, hair color, hairstyle, eyes, head type, nose type, etc.). The physical form of). These characteristics are formed by long-term adaptation to the natural environment in a certain area. In the early days of human development, human groups lived in isolation in various natural and geographical environments for a long time. Due to the different influences of natural conditions on human beings for a long time, as well as the long-term isolation between various people and the underdeveloped transportation links, people in different regions have different natural physical characteristics. According to these characteristics, human beings in the world can be divided into three categories, namely, Mongols, Europa and blacks. Although there are some differences in natural physical characteristics between races, there is no obvious boundary, but there is a gradual transition phenomenon. This fully shows that all races in the world belong to the same species in biology and have the same ancestor. [In terms of racial classification, some people mainly divide human beings into yellow, white, black and brown people according to the characteristics of skin color. Race belongs to the natural category, and there is no distinction between good and bad. The racist theory of racial superiority is untenable. But today, there are still many racists in the world who pursue reactionary racist policies. In South Africa, white racists brutally oppress and persecute blacks, and in the United States, blacks are also discriminated against.

White people are the most populous race in the world, accounting for about 54% of the world's total population. Their physical characteristics are: their skin color is mostly light; Hair is blond, and some are dark brown; Eyes are blue or grayish brown; Whether the hairstyle is wavy or straight; Lip type is thin lip; The nose is narrow and high; The cheekbones are not prominent; Body hair and beard are more developed. White people are mainly distributed in Europe, North Africa and Asia, such as Turkey, Iran, Iraq, Afghanistan, Pakistan, Bangladesh and India. In recent hundreds of years, with the expansion of colonialism, it has gradually distributed in America, South Africa and Oceania.

The yellow race is the second most populous race in the world, accounting for about 37% of the total population in the world. Their physical characteristics are: their skin color is yellow or yellow-white; The hair is straight and the hair color is dark; Deep eyes; High cheekbones; Flat face; The nose is high and low, and the width is moderate; Hair and beard are sparse. Yellow people are mainly distributed in China, Korea, Japan, Mongolia, Siberia of the Soviet Union, zhina Peninsula, Indonesia and other places in eastern Asia. Indians in America, magyars and Finns in Europe also belong to the yellow race.

Black people are the third largest race in the world, accounting for about 8.5% of the world's total population. Their physical characteristics are: their skin color is mostly black or dark brown; The hairstyle is curly or wavy, and the hair color is dark black; Eyes dark brown; Lips are thick and convex or thick; The nose is wide, flat or wide; The eye fissure is relatively large. Black people are mainly distributed in Africa, Oceania, southern India, Sri Lanka, Melanesia, Kalimantan and other places.