What does biology primarily study?

Biology is primarily concerned with the study of life, encompassing a diverse range of topics including the structure, function, growth, evolution, and distribution of living organisms. This field examines everything from microscopic cells to entire ecosystems, exploring how living things interact with each other and their environments. It includes the study of various life forms such as plants, animals, fungi, and microorganisms, as well as their biological processes and the principles governing life on Earth.

Understanding biology is essential for fields such as medicine, environmental science, and biotechnology, as it provides a fundamental knowledge base regarding the mechanisms of life and the biological diversity present on the planet. The focus on life sets biology apart from disciplines that deal with non-living matter or specific subsets of life, such as ecosystems alone or chemical reactions exclusive to living systems. Recognizing biology's broader scope helps to appreciate its significance in understanding the natural world.