DNA Doesn’t Look Like What You Think!

Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate I used #badDNA once in this video. Can you find it? Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ If you see #badDna, be sure to show me on Twitter! @DrJoeHanson @okaytobesmart Biology textbooks are full of drawings of DNA, but none of those show what DNA actually looks like. Sure, they’re good models for understanding how DNA works, but inside of real cells, it’s a whole lot more interesting. Learn why we can’t look directly at DNA, and find out how DNA is actually packed inside cells. ----------- READ MORE: Best electron microscope image of DNA: http://theatln.tc/2xLBb0Y Atomic force microscopy (the tiny needle): https://en.wikipedia.org/wiki/Atomic_force_microscopy Visualizing the 3-D genome: http://bit.ly/2eHud8k Stevens, Tim J., et al. "3D structures of individual mammalian genomes studied by single-cell Hi-C." Nature 544.7648 (2017): 59-64. ----------- FOLLOW US: Merch: https://store.dftba.com/collections/its-okay-to-be-smart Facebook: http://www.facebook.com/itsokaytobesmart Twitter: @okaytobesmart @DrJoeHanson Tumblr: http://www.itsokaytobesmart.com Instagram: @DrJoeHanson Snapchat: YoDrJoe ----------- It’s Okay To Be Smart is hosted by Joe Hanson, Ph.D. Director: Joe Nicolosi Writer: Joe Hanson Editor/animator: Evan Wright Producer: Stephanie Noone and Amanda Fox Produced by PBS Digital Studios Music via APM Stock images from Shutterstock http://www.shutterstock.com