Big question. Grit, determination, hardworking, handsome, charming, funny. Teacher: Well, I guess. But you're actually made of atoms. In fact, everything is made of ...

Big question. Grit, determination, hardworking, handsome, charming, funny. Teacher: Well, I guess. But you're actually made of atoms. In fact, everything is made of ...

In fact, each gene in cellular DNA contains the code for a unique protein structure. Not only are ... that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group ...