Help keep us going by donating or visiting our store! http://www.dawnsomewhere.com/store/ We also have a Patreon account: http://www.patreon.com/DawnSomewhere You can ask me questions on my Tumblr: http://fimflamfilosophy.tumblr.com/ Today, I deviate from the doldrums of politics and finances to discuss a bit of chemistry! Human chemistry! ...And also some regular chemistry. Biology, too. Extra points to anyone who catches the lipid bi-layer joke.