More in Patient Rights. Drugs work in your body in a variety of ways. They can interfere with microorganisms (germs) that invade your body, destroy abnormal cells that cause cancer, replace deficient substances (such as hormones or vitamins), or change the way that cells work in your body.
Pangaea begins to break up. Pangaea (sometimes spelled Pangea), the most recent of a series of supercontinents on Earth, formed about 270 million years ago and broke apart about 200 million years ago. At this time most of the dry land on Earth was joined into one huge landmass that covered nearly a third of the planet's surface.
Breakup of Pangaea. At about 200 million years ago, Pangaea isn't quite Pan-Gaea because China and southeast Asia, as well as portions of Iran and Tibet, have not quite attached. Just as pieces of China are beginning to attach, Laurasia (North America + Eurasia) breaks away. It is tempting to wonder if the two events might be connected.