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PI: Pedigree Investigator, On the Case of Nicotine Addiction

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PI: Pedigree Investigator, On the Case of Nicotine Addiction

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PI: Pedigree Investigator, On the Case of Nicotine Addiction [Internet]. Salt Lake City (UT): Genetic Science Learning Center; 2013 [cited 2023 Sep 22] Available from https://learn.genetics.utah.edu/content/addiction/pi/

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1. They proved evidence for the cell theory
2. The instrument needed was the microscope.
3. The three scientists were Theodor Schwann, Matthias Jacob Schleiden, and Ruldolf Virchow.
4. The first thing that had to come first was the creation of the microscope. Then to come was using the tool to see the cells, and then so on. From that one creation, it led to scientists who went to study cells, and learn about them. If it weren’t for them, we wouldn’t know as much as we do know about cells.

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Matthias Jakob Schleiden, born April 5, 1804, was the cofounder of the cell theory. Schleiden proffered to study plant structure under a microscope. While professor of botany at the University of Jena, he wrote “Contributions to Phytogenesis”, in which he stated that the different parts of the plant organism are composed of cells or derivatives of cells.

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Hans and Zacharias Janssen had worked together, father and song, and made the microscope in 1595

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Antonie Van Leeuwenhoek was born October in the year 1632. He was the first to observe bacteria. His observations helped lay the foundations for the science of bacteriology and protozooology.

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Robert Hooke, born July 18, 1635, first used the word “cell” to name microscopic honeycomb cavities in a cork.

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Theodor Schwann, born December 7, 1810, a Germán physologist who founded modern histology. He was first to co tribute to the Germ Theory of alcoholic fermentation.

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Ruldolf Virchow, born October 13, 1821, pioneered the modern concept of pathological processes by his application of the cell theory to explain the effects of disease.