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  1. Biology | Definition, History, Concepts, Branches, & Facts | Britannica

    Jan 12, 2026 · 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, …

  2. Bryology | botany | Britannica

    Other articles where bryology is discussed: botany: Other subdisciplines: bryology, the study of mosses and liverworts; pteridology, the study of ferns and their relatives; and paleobotany, the study of fossil …

  3. 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 …

  4. Biology - Evolution, Genetics, Classification | Britannica

    Jan 12, 2026 · Biology - Evolution, Genetics, Classification: There are moments in the history of all sciences when remarkable progress is made in relatively short periods of time.

  5. Bryophyte | Definition, Characteristics, Structure, Examples, & Facts ...

    Frontiers - Frontiers in Plant Science - Genetic Diversity and Population Structure in Bryophyte With Facultative Nannandry Australian National Botanic Gardens - What is a bryophyte? The University of …

  6. Traditional Medicine, Plant Uses & Conservation - Britannica

    During her formal studies in biology, she experienced ideological differences with the scientific establishment that would eventually influence her approach to writing and pedagogy.

  7. Biology - Aristotle, Organisms, Cells | Britannica

    Jan 12, 2026 · 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, …

  8. Cell - Differentiation, Organelles, Cytoplasm | Britannica

    Jan 16, 2026 · Over a period of time, the genetic information in RNA sequences was transferred to DNA sequences, and the ability of RNA molecules to replicate directly was lost. It was only at this point …

  9. Life - Genetics, Evolution, Biology | Britannica

    Jan 21, 2026 · Life - Genetics, Evolution, Biology: All organisms on Earth, from the tiniest cell to the loftiest trees, display extraordinary powers.

  10. Cell | Definition, Types, Functions, Diagram, Division, Theory, & Facts ...

    5 days ago · 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, …