On Joanna's Vintage Decor Shop. I started a local boutique and partnered with Chip to implement the Magnolia style in the homes he was flipping, Joanna says. We later branched out and started renovations in the central Texas area.. From: Chip Gaines and Joanna Gaines.
Figure Detail. The use of restriction enzymes as a way to cut DNA molecules was first demonstrated in a classic study by Johns Hopkins biochemist Daniel Nathans and his graduate student Kathleen Danna (Danna & Nathans, 1971).igure Detail. The use of restriction enzymes as a way to cut DNA molecules was first demonstrated in a classic study by Johns Hopkins biochemist Daniel Nathans and his graduate student Kathleen Danna (Danna & Nathans, 1971).
When a restriction enzyme cleaves a restriction site, the reaction creates highly reactive sticky ends on the broken DNA. This is useful to the biotechnologist! By cutting open vector DNA with the same with restriction enzymes used to cleave the target DNA, complementary sticky ends are created.