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- DictionarySchwann, Theodor/SHwän/
- 1. (1810–82), German physiologist; full name Theodor Ambrose Hubert Schwann. He showed that animals (as well as plants) are made up of individual cells and that the egg begins life as a single cell. He also discovered the cells that form the myelin sheaths of nerve fibers (Schwann cells).
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Cell theory, fundamental scientific theory of biology according to which cells are held to be the basic units of all living tissues. First proposed by German scientists Theodor Schwann and Matthias Jakob Schleiden in 1838, the theory that all plants and animals are made up of cells marked a great.
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Although Schwann did change the definition of cell by stressing the internal cellular components, he believed incorrectly that cells could arise from assembly of cellular fluids. In 1839, Schwann was appointed Professor of Anatomy at the University of Louvain .
Jul 27, 2023 · What is the cell theory. What are its three components. What are the contributions from Matthias Schleiden, Theodor Schwann, & Robert Hooke. Learn modern cell theory.
Schwann was one of the first scientists to break away from vitalism to lean toward a mechanistic or physico-chemical explanation of living processes which proposed that the biological processes in cells and living beings could be explained by physical and chemical phenomena.
Although Schwann did change the definition of cell by stressing the internal cellular components, he believed incorrectly that cells could arise from assembly of cellular fluids. In 1839, Schwann was appointed Professor of Anatomy at the University of Louvain.
Quick Reference. (1810–82) A German physiologist who, in collaboration with M. J. Schleiden, proposed the cell theory (and coined the term), according to which all plant and animal tissues are composed of cells, and within an individual organism all the cells are identical (see also Virchow, Rudolf).
