Bio or BIO may refer to:
Biodiversity, a contraction of "biological diversity," generally refers to the variety and variability of life on Earth.
The BIOS (/ˈbaɪ.ɒs/, an acronym for Basic Input/Output System and also known as the System BIOS, ROM BIOS or PC BIOS) is a type of firmware used to perform hardware initialization during the booting process (power-on startup) on IBM PC compatible computers, and to provide runtime services for operating systems and programs.
A biofuel is a fuel that is produced through contemporary biological processes, such as agriculture and anaerobic digestion, rather than a fuel produced by geological processes such as those involved in the formation of fossil fuels, such as coal and petroleum, from prehistoric biological matter.
Biogas typically refers to a mixture of different gases produced by the breakdown of organic matter in the absence of oxygen.
Biochemistry, sometimes called biological chemistry, is the study of chemical processes within and relating to living organisms.
Biological warfare (BW)—also known as germ warfare—is the use of biological toxins or infectious agents such as bacteria, viruses, and fungi with the intent to kill or incapacitate humans, animals or plants as an act of war.
BioShock is a first-person shooter video game series developed by Irrational Games—the first under the name 2K Boston/2K Australia—and designed by Ken Levine.
Bioinformatics /ˌbaɪ.oʊˌɪnfərˈmætɪks/ is an interdisciplinary field that develops methods and software tools for understanding biological data.
Biomedical engineering (BME) is the application of engineering principles and design concepts to medicine and biology for healthcare purposes (e.g.