Biology | Definition, History, Concepts, Branches, & Facts | Britannica
Oct 21, 2024 · 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 , marine biology , medicine , microbiology , molecular biology , …
Biology - Evolution, Genetics, Classification | Britannica
Oct 21, 2024 · Biology - Evolution, Genetics, Classification | Britannica. Biological practices among Assyrians and Babylonians. Biological knowledge of Egyptians, Chinese, and Indians. The study of the reproduction and development of organisms. …
Cell | Definition, Types, Functions, Diagram, Division, Theory,
Oct 31, 2024 · cell, in biology, the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed. A single cell is often a complete organism in itself, such as a bacterium or yeast. Other …
Biology and its branches | Britannica
An extremely broad subject, biology is divided into branches. The current approach is based on the levels of biological organization involved (e.g., molecules, cells, individuals, populations) and on the specific topic under investigation (e.g., structure and function, growth and development).
Biology Portal | Britannica
The field of biology is subdivided into separate branches for convenience of study, though all the subdivisions share basic principles. Biology encompasses fields such as botany, genetics, marine biology, microbiology, molecular biology, and much more.
Branches of Biology Portal | Britannica
The field of biology is subdivided into separate branches for convenience of study, though all the subdivisions share basic principles. Biology encompasses fields such as botany, genetics, marine biology, microbiology, molecular biology, and much more.
Biology - Aristotle, Organisms, Cells | Britannica
Oct 21, 2024 · Biology - Aristotle, Organisms, Cells: Around the middle of the 4th century bce, ancient Greek science reached a climax with Aristotle, who was interested in all branches of knowledge, including biology. Using his observations and theories, Aristotle was the first to attempt a system of animal classification, in which he contrasted animals ...
Science | Definition, Disciplines, & Facts | Britannica
Oct 13, 2024 · Science, any system of knowledge that is concerned with the physical world and its phenomena and that entails unbiased observations and systematic experimentation. In general, a science involves a pursuit of knowledge covering general …
Botany | Definition, History, Branches, & Facts | Britannica
Sep 30, 2024 · Botany, branch of biology that deals with the study of plants, including their structure, properties, and biochemical processes. The principles and findings of botany have provided the base for such applied sciences as agriculture, horticulture, and forestry.
Taxonomy | Definition, Examples, Levels, & Classification | Britannica
Sep 27, 2024 · 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 (“arrangement”) and nomos (“law”).