It improves the food we eat - meat, milk, and eggs. Biotechnology can improve an animal’s impact on the environment. Animal biotechnology is the use of science and engineering to modify living organisms. The goal is to make products, to improve animals and to develop microorganisms for specific agricultural uses. It enhances the ability to detect, treat and prevent diseases, include creating transgenic animals (animals with one or more genes introduced by human intervention), using gene knockout technology to make animals with a specifically inactivated gene and producing nearly identical animals by somatic cell nuclear transfer (or cloning).