Questions tagged [dna]

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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34
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5answers
4k 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, ...
17
votes
1answer
71k views

Do humans share 99% of their DNA with rats?

I keep hearing this claim that a lab "rat has 99% of the DNA of a human?" Is that so? What exactly does this mean? One source for this claim seems to CNN which only says, "About 99 percent of genes ...
14
votes
1answer
22k 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 ...
19
votes
2answers
11k views

Is there more genetic difference between men and women than men and male chimpanzees?

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 ...
4
votes
0answers
245 views

Ancestral DNA tests [closed]

A friend of mine recently took a DNA ancestry test using one of these mail-order services. Sadly he did not provide the name of the company used. According to his results, he has partial Native ...