mitochondrial DNA

noun

: an extranuclear double-stranded DNA found exclusively in mitochondria that in most eukaryotes is a circular molecule and is maternally inherited
abbreviation mtDNA

Examples of mitochondrial DNA in a Sentence

Recent Examples on the Web The remains are then laid out and X-rayed to be matched further, other forms of analysis include mitochondrial DNA analysis and isotope analysis, which can determine what a person was eating decades ago. Kerry Breen, CBS News, 27 May 2024 Research on the remains included the use of dental and anthropological analysis, as well as mitochondrial DNA analysis. Kerry Breen, CBS News, 15 May 2024 There has been some work underway over the last decade to use mitochondrial DNA and other molecular markers to measure contributions to wastewater from cows, pigs, cats, geese, deer, humans, and other species. Megan Molteni and Helen Branswell, STAT, 13 May 2024 Maternal relationships were determined through mitochondrial DNA sequencing, while paternal relationships were found by looking at Y chromosomes. Mindy Weisberger, CNN, 28 Mar. 2024 The mitochondrial DNA from the hair showed significant genetic similarities to that of a Javan tiger specimen housed in the Museum Zoologicum Bogoriense, dating back to 1930, more so than to any other tiger subspecies. Scott Travers, Forbes, 28 Mar. 2024 His remains were identified using anthropological, dental analysis and mitochondrial DNA analysis by the Armed Forces Medical Examiner System, the release states. Zenebou Sylla, CNN, 30 Mar. 2024 The remains were analyzed with anthropological and dental analysis by the DPAA and mitochondrial DNA analysis by the Armed Forces Medical Examiner System. Kerry Breen, CBS News, 29 Mar. 2024 The team compared the Ranis mitochondrial DNA sequences with other mitochondrial DNA sequences from human remains at other paleolithic sites in Europe. Laura Baisas, Popular Science, 31 Jan. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'mitochondrial DNA.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1964, in the meaning defined above

Time Traveler
The first known use of mitochondrial DNA was in 1964

Dictionary Entries Near mitochondrial DNA

Cite this Entry

“Mitochondrial DNA.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mitochondrial%20DNA. Accessed 6 Jun. 2024.

Medical Definition

mitochondrial DNA

noun
: an extranuclear double-stranded DNA found exclusively in mitochondria that in most eukaryotes is a circular molecule and is maternally inherited

called also mtDNA

Last Updated: - Updated example sentences
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