Gene describe the heredity of a human being, encoding the 46 chromosomes in the human organism. Chromosomes consist of DNA unwinds in duplexes. For the hereditary disposition of a person encode approximately 100,000 genes. Are all 46 chromosomes in each cell of the human body. So can be obtained by saliva or blood for genetic analysis simple material. These genetic tests provide reliable results on disease risk or disease probabilities with hereditary diseases.
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