Workers in this minor group conduct pure and applied research and develop practical applications of scientific knowledge, or perform related auxiliary technical tasks, in the field of the life sciences. They normally specialise in a particular branch of life sciences, such as biology, botany, zoology, anatomy, biochemistry, physiology, pharmacology, pathology, animal genetics and ecology, agronomy, silviculture, horticulture or pisciculture. They may specialise in developing practical applications in medical, industrial, agricultural and other particular fields.