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African American genealogy is a field of genealogy pertaining specifically to the African American population of the United States. African American genealogists who document the families, family histories, and lineages of African Americans are faced with unique challenges owing to the slave practices of the Antebellum South and North. [ 1 ]
t. e. A genealogical DNA test is a DNA -based genetic test used in genetic genealogy that looks at specific locations of a person's genome in order to find or verify ancestral genealogical relationships, or (with lower reliability) to estimate the ethnic mixture of an individual. Since different testing companies use different ethnic reference ...
The one-drop rule was a legal principle of racial classification that was prominent in the 20th-century United States. It asserted that any person with even one ancestor of black ancestry ("one drop" of "black blood") [ 1][ 2] is considered black ( Negro or colored in historical terms). It is an example of hypodescent, the automatic assignment ...
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The report says researchers should not use race as a proxy for describing human genetic variation. Race is a social concept, but it is often used in genomics and genetics research as a surrogate for describing human genetic differences, which is misleading, inaccurate, and harmful. ^ Goodman AH (2020).
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The genetic history of the Indigenous peoples of the Americas is divided into two distinct periods: the initial peopling of the Americas from about 20,000 to 14,000 years ago (20–14 kya), and European contact, after about 500 years ago. [ 1][ 2] The first period of the genetic history of Indigenous Americans is the determinant factor for the ...
Some other race. 8.4%. Asian. 6.0%. Native American or Alaska Native. 2.9%. Native Hawaiian or Other Pacific Islander. 0.2%. The first United States census in 1790 classed residents as free White people (divided by age and sex), all other free persons (reported by sex and color), and enslaved people.
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