International Conference on Life Sciences and Biotechnology (ICOLIB) is a biannual international, peer-reviewed conference that focuses on life sciences, biotechnology, and related fields such as health and medicine, agriculture, biodiversity, environmental, conservation, new and renewable energy. After the successful event of the 1^st ICOLIB in 2015 “Exploration and Conservation of Biodiversity” and the 2^nd ICOLIB 2017 “Integrated Biological Sciences for Human Welfare”. Biology Department, Faculty of Mathematics and Natural Sciences – University of Jember proudly present the 3^rd ICOLIB 2019 with the theme “BIODIVERSITY: Molecules to Biosphere” The conference invites researchers, academia, educators, industrial practitioners, and professionals to meet and share knowledge and results of research. We look forward to significant contributions to all major fields of biology and biology-related fields, in theory, methodology, and application. This conference covers all subjects in Life Sciences and Technology including cell Biophysical and Biological Science biology, Mathematics, Statistics, and Modeling, health and medicine, horticulture, molecular medicine bioinformatics, breeding, food science, system biology, genomics, biodiversity, and conservation biology.   Date: 4 Februari 2020