Genetic technologies are in the news almost every day. Scientists, engineers, animal breeders, farmers, doctors, and police use genetic technology to answer questions, grow food, prevent illness, and solve crimes. Each sentence describes a problem that can be solved with genetic technology. Drag each sentence into the correct box.

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imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.