This document discusses biotechnology and its applications. It begins with an introduction defining biotechnology as using living systems to develop products. It then outlines key applications in medicine, agriculture, and the environment. Specifically, it discusses using biotechnology to produce pharmaceuticals and diagnostics, genetically modify plants, and create biodegradable plastics. The document also covers genomics and its use in producing transgenic animals like sheep, fish, and livestock that are engineered for increased growth or desirable traits. In closing, it lists several reference sources for further information.