
Biology | Definition, History, Concepts, Branches, & Facts | Britannica
Dec 5, 2025 · Biology is a branch of science that deals with living organisms and their vital processes. Biology encompasses diverse fields, including botany, conservation, ecology, evolution, genetics, …
Branches of Biology Portal | Britannica
Taxonomy, in a broad sense the science of classification, but more strictly the classification of living and extinct organisms—i.e., biological classification. The term is derived from the Greek taxis...
Biology - Evolution, Genetics, Classification | Britannica
Dec 5, 2025 · Biology - Evolution, Genetics, Classification: There are moments in the history of all sciences when remarkable progress is made in relatively short periods of time.
Biology and its branches | Britannica
Species, in biology, classification comprising related organisms that share common characteristics and are capable of interbreeding. This biological species concept is widely used in biology and related …
Biotechnology | Definition, Examples, & Applications | Britannica
Dec 8, 2025 · Modern biotechnology stands in contrast to older forms of “biotechnology,” which emerged thousands of years ago, when humans began to domesticate plants and animals. Humans have also …
the sciences - Students | Britannica Kids | Homework Help
Biological science deals with the relationships between all living things, their environments, and the need to maintain certain conditions to preserve life. Despite their apparent differences, all of the biological …
Evolution | Definition, History, Types, & Examples | Britannica
Dec 31, 2025 · Genetics, a science born in the 20th century, reveals in detail how natural selection works and led to the development of the modern theory of evolution.
Biological psychology | Neuroscience, Behavior & Mental Health
Biological psychology, the study of the physiological bases of behaviour. Biological psychology is concerned primarily with the relationship between psychological processes and the underlying …
Biochemistry | Definition, History, Examples, Importance, & Facts ...
Dec 12, 2025 · The term biochemistry is synonymous with two somewhat older terms: physiological chemistry and biological chemistry. Those aspects of biochemistry that deal with the chemistry and …
Biology - Evolution, Genetics, Ecology | Britannica
Dec 5, 2025 · Despite their diverse scope, however, in the 21st century many areas of the biological sciences continued to draw on common unifying principles and ideas, particularly those that were …