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Mitochondrial DNA

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Presentation on theme: "Mitochondrial DNA"— Presentation transcript:

1 Mitochondrial DNA http://ghr.nlm.nih.gov/handbook/basics/mtdna

2 Mitochondria have their own circular DNA. Mitochondria replicate by themselves, without relying on the nucleus for instructions. Mitochondrial DNA is located in the matrix of each mitochondria

3 16,500 DNA base pairs, functioning as 37 genes 13 genes related to ATP production Other genes are for rRNA and tRNA production (necessary for protein production)

4 Mitochondria are inherited from your mother from the egg Therefore, unlike nuclear DNA, mitochondrial DNA doesn't get shuffled every generation, so it is presumed to change at a slower rate, which is useful for the study of human evolution. Mitochondrial DNA is also used in forensic science as a tool for identifying corpses or body parts. has been implicated in a number of genetic diseases, such as Alzheimer's disease and diabetes.

5 Short video: http://learn.genetics.utah.edu/content/extras/ molgen/mito_dna.html

6 Tracing ancestry with mtDNA NOVA Online | Neanderthals on Trial | Tracing Ancestry with MtDNA (Flash)

7 Link to the article to read and take notes: http://www.pbs.org/wgbh/nova/neanderthals/ mtdna.html

8 Take notes on the article: For each paragraph, write a main idea and at least 2 details


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