1: The Study of Life Last updated Save as PDF Page ID 12453 Boundless Boundless 1.1: The Science of Biology - Introduction to the Study of Biology Biology is the study of life and living things through rigorously-tested and peer-reviewed scientific research methods. 1.2: The Science of Biology - Scientific Reasoning Science is knowledge obtained from logical inferences and deductive experimentation that attempts to comprehend nature. 1.3: The Science of Biology - The Scientific Method The scientific method is a process by which observations are questioned; hypotheses are created and tested; and the results are analyzed. 1.4: The Science of Biology - Basic and Applied Science Basic science increases the knowledge base of a field of research while applied science uses that knowledge to solve specific problems. 1.5: The Science of Biology - Publishing Scientific Work Publication of scientific research in a peer-reviewed journal allows other scientists access to the research. 1.6: The Science of Biology - Branches and Subdisciplines of Biology The field of biology can be divided into various branches and subdisciplines, which leads to careers that result in more focused fields. 1.7: Themes and Concepts of Biology - Properties of Life Key characteristics or functions of living beings are order, stimuli, reproduction, growth/development, regulation, homeostasis, and energy. 1.8: Themes and Concepts of Biology - Levels of Organization of Living Things The biological levels of organization range from a single organelle all the way up to the biosphere in a highly structured hierarchy. 1.9: Themes and Concepts of Biology - The Diversity of Life The diversity of life can be classified within the three major domains (Bacteria, Eukarya and Archaea) using phylogenetic trees.