Term
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Definition
| As applied to humans, a vague term that has multiple meanings, both cultural and biological, referring to group membership. |
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Term
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Definition
| A group of populations sharing certain biological traits that distinguish them from other groups of populations. In practice, the biological concept of race has been difficult to apply human populations. |
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Term
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Definition
| Repeated short sequence of DNA; the number of repeats is highly variable. |
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Term
| single-nucleotide polymorphisms (SNPs) |
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Definition
| Specific positions in a DNA sequence that differ at one base. For example, the DNA sequences CCTGAA and CCCGAA differ in the third position - one sequence has the base T and the other the base C. |
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Term
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Definition
| A combination of gene or DNA sequences that are inherited as a single unit. |
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Definition
| A set of related haplotypes that share similar mutations. |
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Definition
| An average measure of relatedness between populations based on a number of traits. |
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Term
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Definition
| A graphic representation that shows the genetic relationships between populations, based on genetic distance measures. |
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