I want to report a homework cheats But creating an engaging museum exhibit about genetics isn't exactly easy: Even when magnified to hundreds of times its microscopic size, DNA is, at its heart, a series of bonded chemicals. The best visual representation of it is a bunch of A's, C's, T's and G's (for adenine, cytosine, thymine and guanine, respectively, the four nucleic acids that make up every single living thing on Earth). 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])