Scientists with the company Colossal have created genetically engineered "woolly mice" with thick, golden-brown hair and fat ...

So how does protein synthesis make hair? If you've looked at the activity (or even the text version of the activity), you know how a section of DNA instructs a cell how to make a protein.

DNA, on the other hand, could get us as close as we can to a copy machine. That's how we ended up at Shriver Lab at Penn State. Sarita: This is just envelopes and envelopes of hair. Abby ...