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  1. en.wikipedia.org › wiki › Cell_theoryCell theory - Wikipedia

    The first cell theory is credited to the work of Theodor Schwann and Matthias Jakob Schleiden in the 1830s. In this theory the internal contents of cells were called protoplasm and described as a jelly-like substance, sometimes called living jelly.

  2. Jan 29, 2021 · Schleiden and Schwann, as well as Virchow, are generally seen as the founders of the cell theory, due to their pioneering scientific work in the 1800s. The cell theory is important because it affects nearly every aspect of biology, from our understanding of life and death, to how we manage diseases, and more.

  3. Jun 19, 2022 · Matthias Jakob Schleiden, also spelled Matthias Jacob Schleiden, (born April 5, 1804, Hamburg [Germany]—died June 23, 1881, Frankfurt am Main, Germany), German botanist, cofounder (with Theodor Schwann) of the cell theory. Schleiden was educated at Heidelberg (1824–27) and practiced law in Hamburg but soon developed his hobby of botany into a full-time pursuit. Repelled by contemporary ...

  4. Jan 24, 2020 · Cell Theory is one of the basic principles of biology.Credit for the formulation of this theory is given to German scientists Theodor Schwann (1810–1882), Matthias Schleiden (1804–1881), and Rudolph Virchow (1821–1902).

  5. View full lesson: http://ed.ted.com/lessons/the-wacky-history-of-cell-theoryScientific discovery isn't as simple as one good experiment. The weird and wonder...

  6. The classical cell theory was proposed by Theodor Schwann in 1839. There are three parts to this theory. The first part states that all organisms are made of cells. The second part states that cells are the basic units of life. These parts were based on a conclusion made by Schwann and Matthias Schleiden in 1838, after comparing their ...

  7. May 05, 2019 · Cell Theory: all living organisms are composed of cells. The cell is the basic unit of life. Gene Theory: traits are inherited through gene transmission. Genes are located on chromosomes and consist of DNA. Evolution: any genetic change in a population that is inherited over several generations. These changes may be small or large, noticeable ...

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