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General principles of medical genetics 

General principles of medical genetics
Chapter:
General principles of medical genetics
DOI:
10.1093/med/9780199559688.003.0012
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date: 22 October 2019

DNA, genes, and the genome 6

Mitochondrial inheritance 16

Non-traditional inheritance 22

The term human genome describes the genetic information held in human cells. The majority is encoded by a complex nuclear genome and a very small fraction by a simple mitochondrial genome. In both cases, the genetic information is encoded on deoxyribonucleic acid (DNA). Approximately 20,000 genes are encoded on human DNA; in addition, a significant proportion of the human genome consists of repetitive and non-coding DNA. ...

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