Interesting facts about DNA

November 4, 2009 | In: Medical facts

DNA in all humans is 99.9 percent identical. It is about one tenth of one percent that makes us all unique, or about 3 million nucleotides difference.

A simple list of the bases of the entire DNA is enough to fill 200 New York City phone books.

DNA testing can determine if crops are authentic or if certain gourmet foods such as caviar and wine are authentic.

The only cells in the human body that do not contain DNA are red blood cells.

Our genes are remarkably similar to those of other life forms. For example, we share 98% of our genes with chimpanzees, 90% with mice, 85% with zebra fish, 21% with worms.

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2 Responses to Interesting facts about DNA



April 26th, 2010 at 2:59 am

Identical twins share 100% of the regions of their DNA. No genetic test can distinguish them!



April 26th, 2010 at 3:02 am

Genetic engineering gives a 75% chance to choose the sex of the child, nature gives 50/50.

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