Intro Merge â adds variables to a dataset. Type help merge for details. Merging two datasets require that both have at least one variable in common (either string or numeric). If string make sure the categories have the same spelling (i.e. country names, etc.). The common variables must have the same name. Explore each dataset separately before merging.
Biotechnologist. Develops products with a biological ingredient or action, such as vaccines, antibiotics, hormones and washing powders. Biotechnologists are scientists who study and work with micro-organisms in a variety of areas including alcohol manufacture, agricultural genome mapping and medical science.
The term biotechnology refers to any technology, process or practice that modifies or harnesses any living organism or system to be useful to any human purpose. The word defines itself: 'bio' means life and 'technology' is defined as the application, or harnessing of science for a specific purpose.