Tooltips Archive - Rowland Genealogy https://rowlandgenealogy.com/glossary-index/ More than just a tree Wed, 29 Jul 2020 21:13:58 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://i0.wp.com/rowlandgenealogy.com/wp-content/uploads/2020/07/cropped-Double-helix-green-600x600-transparent.png?fit=32%2C32&ssl=1 Tooltips Archive - Rowland Genealogy https://rowlandgenealogy.com/glossary-index/ 32 32 179396881 FTDNA https://rowlandgenealogy.com/glossary-index/ftdna/?utm_source=rss&utm_medium=rss&utm_campaign=ftdna Wed, 29 Jul 2020 21:13:58 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1657 Abbreviation of FamilyTreeDNA, a DNA testing company.

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]]> 1657 NPE https://rowlandgenealogy.com/glossary-index/npe/?utm_source=rss&utm_medium=rss&utm_campaign=npe Mon, 27 Jul 2020 14:13:27 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1550 The genealogical shorthand for Non-Paternity Event, which is when the surname of child is not the same as their biological father.

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]]> 1550 DNA clustering https://rowlandgenealogy.com/glossary-index/dna-clustering/?utm_source=rss&utm_medium=rss&utm_campaign=dna-clustering Mon, 27 Jul 2020 13:34:04 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1547 A process to identify and group DNA matches that descend from common ancestors. Sometimes called DNA networks or DNA circles.

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]]> 1547 Y-DNA https://rowlandgenealogy.com/glossary-index/y-dna/?utm_source=rss&utm_medium=rss&utm_campaign=y-dna Sun, 26 Jul 2020 11:31:13 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1455 The DNA that is present on the Y-chromosome

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]]> 1455 Y-Chromosome https://rowlandgenealogy.com/glossary-index/y-chromosome/?utm_source=rss&utm_medium=rss&utm_campaign=y-chromosome Sun, 26 Jul 2020 11:29:49 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1454 A sex-determining chromosome that is only in males.  It is passed generation to generation with very limited mutations.

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]]> 1454 X-chromosome https://rowlandgenealogy.com/glossary-index/x-chromosome/?utm_source=rss&utm_medium=rss&utm_campaign=x-chromosome Sun, 26 Jul 2020 11:27:13 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1453 A sex-determining chromosome present in all people.  Females have two copies of the X-chromosome, while males have one X-chromosome and one Y-chromosome.

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]]> 1453 STR https://rowlandgenealogy.com/glossary-index/str/?utm_source=rss&utm_medium=rss&utm_campaign=str Sun, 26 Jul 2020 11:23:34 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1452 Abbreviation for Short Tandem Repeat, a string of a few (2-5) base pairs that are repeated in a DNA sequence; the quantity of repeats within […]

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]]> 1452 SNP https://rowlandgenealogy.com/glossary-index/snp/?utm_source=rss&utm_medium=rss&utm_campaign=snp Sun, 26 Jul 2020 11:19:37 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1451 Abbreviation of Single-Nucleotide Polymorphism, a nucleotide position in the genome that is know to vary/mutate

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]]> 1451 sex chromosome https://rowlandgenealogy.com/glossary-index/sex-chromosome/?utm_source=rss&utm_medium=rss&utm_campaign=sex-chromosome Sat, 25 Jul 2020 22:31:14 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1449 The chromosome pair that determines biological/genetic sex.  A person with two X chromosomes is female (XX), while a person with one X and one Y […]

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]]> 1449 mtDNA https://rowlandgenealogy.com/glossary-index/mitochondrial-dna/?utm_source=rss&utm_medium=rss&utm_campaign=mitochondrial-dna Sat, 25 Jul 2020 22:27:22 +0000 https://rowlandgenealogy.com/?post_type=tooltips&p=1448 Abbreviated version of mitochondrial DNA.  It is constructed of about 16,000 base pairs, arranged in a circle, and is passed from a female to her […]

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