A long chain biological polymer that acts as a store of genetic information using the sequence of 4 bases held inside a double spiral made from a sugar-containing backbone.

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504 views

Has a bone marrow transplant caused confusion in criminal investigations?

Dr. Azita Alizadeh wrote an 'Ask a geneticist' column about how patients with a bone marrow transplant will end up with at least two different sets of DNA in their body - DNA from their blood (which ...
87
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1answer
12k views

Is 8% of human DNA from viruses?

According to 23andme's Twitter Image reads, Approximately 8% of DNA is originally from viruses, which infected your ancestors and became integrated into their cells.
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1answer
109 views

Was X-ray crystallography used in DNA sequencing mostly developed by the wool industry?

In The Myth of Basic Science Matt Ridley writes: The discovery of the structure of DNA depended heavily on X-ray crystallography of biological molecules, a technique developed in the wool industry ...
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1answer
360 views

Do commercial DNA synthesis labs maintain a “watch list” of dangerous DNA sequences?

This New York Times article claims that Their DNA could be put on a watch list, as sequences for anthrax and smallpox are, so any attempt to buy them from DNA supply houses would raise flags. ...
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1answer
464 views

Has Jack the Ripper been identified?

British newspaper The Daily Mail published an article claiming that Russell Edwards was able to identify murderer Jack the Ripper thanks to DNA evidence retrieved from a shawl found at one of the ...
6
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1answer
1k views

Have scientists successfully cloned a dinosaur?

An article makes a claim that scientists have cloned a baby Apatosaurus. From Article: Scientists at Liverpool’s John Moore University have successfully cloned a dinosaur, a spokesman from the ...
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1answer
743 views

Do corporations own human DNA sequences?

I came across the claim that Human DNA sequences are now owned by corporations: FACT: HUMAN DNA SEQUENCES ARE NOW OWNED BY CORPORATIONS Is this true? If so, what does this mean? (I realise ...
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2answers
56k views

Does the DNA of one sperm contain 37.5 MB of information?

[Source] In an episode of the BBC show QI - Quite Interesting (Series J, Episode 1) Stephen Fry said: How much information do you think is in the DNA of one little sperm...? It's 37.5 MB... ...
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1answer
27k views

Length of uncoiled human DNA

I recently came across this fact: There's enough DNA in the human body to stretch from the sun to Pluto and back. A couple of "Bollocks!" alarms began to chime in my head. While I expect that it ...
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2answers
9k views

Is there more genetic difference between men and women than men and monkeys?

I got into trouble with someone yesterday for poo-pooing this idea as it smelled of apples and oranges to me. The specific statistic was that genetically there is a 5% difference between men and ...
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1answer
19k views

Does 528 Hz “facilitate DNA repair”?

There is a somewhat common belief that playing a tone at 528Hz can help to facilitate DNA repair. Examples: The frequency of 528 Hz supposedly has healing effects on DNA. The frequency seems to ...
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5answers
3k views

Does DNA add credibility to the theory of evolution?

I have yet to make up my mind regarding the theory of evolution. Whilst doing some reading on dnafish I read that DNA itself provides evidence for the theory of evolution: Yeast, trees, flowers, ...