CassieWallner shared a photo from Flipboard

Macromolecules: I am glad that I learned about macromolecules, because they are all around us in everyday life. It is very important to know, for regulating what you eat and other useful things.

CassieWallner Via Flipboard
This image was shared from Flipboard, a fast, beautiful way to flip through the news, photos and updates your friends are sharing on Facebook, Twitter, Flickr, Google+ and Instagram.
Free Download! App Store Badge