This is another streaming video that reveals how 6 feet of DNA is meticulously packed into the nucleus of each of your cells. In addition, it shows how DNA strands are replicated prior to a cell dividing into two.
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More like this
Dan Graur has suggested some changes to the classification of DNA.
Did you know small fragments of DNA are circulating in your blood stream?
tags: How DNA is Replicated in a Living Cell, biology,
Ethidium is a dye that's used in molecular biology to allow DNA to be visualized. Regular DNA isn't colored; it absorbs ultraviolet but not visible light, so you need to use tricks like making the DNA radioactive (which makes it pretty easy to spot), or using dyes that selectively bind to DNA.
Grrr ... Went down a rabbit hole at Boing Boing and found this :
http://www.chinesejetpilot.com/index.php?ID=204#1
Love how this has a cool modern 3D look to it but then has that old vintage sound full of cracks and pops!
I remember seeing something similar to this in a PBS documentary about DNA.