Exceptionally beautiful video of DNA wrapping and replicating
In the video below we take a look at the beautiful and rather psychedelic world of intracellular life. These animated images show in stunning detail how molecules containing the genetic instructions that form life, DNA, fold up to form chromosomes (46 compact packages of genetic material) so the cell can divide. Cell division is of course necessary for creatures to grow or to replace older cells in bodies. More importantly we need some of those chromosomes to share our genetic material and to produce a next generation of Derren-loving hairless apes.
In total there is 6 feet (1,8 meters) of DNA in every single one of our 50 trillion or so cells. They would, if you put all of these strands of DNA together in some mad and evil experiment, reach to the sun….and back… for over four times! How's that for some juicy facts to impress a crowd of your choosing?
You'll also see how the DNA is split and copied from one original strand in the first place. In a rather roundabout (literally) way, you will agree.
The video is especially powerful for highlighting some of the more 'random' elements of our inner workings. Amino-acids and proteins move around in a cell like tiny drunken sheep, intoxicated by small atomic forces and just bump in to each other, after which which their unromantic mechanical coupling begins to start the chain reaction leading to folding, replicating and a thousand other functions. No direction, no mind, just a jittery recombination of atoms that complements each other. So stunning and enthralling, we just call it life.
Thanks to It's Okay To Be Smart for pointing out this lovely video. Find a longer version, with more of the stunning animations below:
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