Youtube is awash in music videos with biology topics and themes. Some great, some hilarious. I decided to create a page of my favorites. Comment to nominate your favorites!
From Meghan Duffy:
favorite of Emily Weigel
contributed by Jennifer Leavey, and because Nicole Fay is a GT Biology alumna
A DevBio, gene regulation rap, HT @nkonst4
RT: @phylogenomics Black plague rap (to “Hollaback girl”)
Other music videos by Plant Cell Biology here: http://www.plantcellbiology.com/our-music-videos/
Jung's Biology Blog 
my two favorite:
Here are a few of my favorites:
PCR song