Anthropologists about human being background define it. Biological/genetic race: It is evident that we all have different physical features and that those seem to be generally distributed worldwide by geographical region.  Anthropologists’ original notions of race were based on these differences and the areas they represent.  

Ethnicity refers to cultural features used to classify people or categories considered to be significantly different from others. Commonly recognized American ethnic groups include, among others, African Americans,  American Indians, Latino/as, Chinese Americans, European/Anglo Americans, Muslim Americans, and Jewish Americans.