The CELL The CELL Robert Hooke (1635-1703) Cork cells - the first person to see and name CELLS cces2013 (1665) 2 The CELL Robert Brown (1773-1858) - Discovered and named the nucleus (1833) cces2013 3 The CELL Matthias Jakob Schleiden (1804-1881) studied plant tissues and concluded that all plants are aggregates of individual cells which are fully independent (1838) cces2013 4 The CELL Theodore Schwann (1810-1882) studied animal tissues and concluded that all animals
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Plato to Darwin to DNA – A Brief History by Esther I. Muehlbauer is about the overall history of thoughts and concepts that developed our world throughout time. Muehlbauer touches on the most important aspects of life and the evolution of humans from ancient philosophers to the current twenty-first century. From natural philosophers such as Socrates and Aristotle to Francis Bacon in the Scientific Revolution‚ all of them have had a large impact on how our world works. Chapter three discusses the
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Biological classification: Theory by Carolus Linneau in the late 18th century‚ Linneaus classified living organisms according to their similarities and differences. We now use Darwins theory of evolution. Cells: Theory by Matthias Schleiden and Theodor Schwann in the 17th century‚ found that the cell is the smallest unit capable of exhibiting all of the characteristics of life. All organisms are made up of cells that come from preexisting cells. Ecosystems: This theory
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differences. Classification schemes came to be based less on similarities and differences in form and more on evolutionary relatedness among species. Species that diverged from the same ancestors were grouped into the same categories. Cells: Matthias Schleiden and Theodor Schwann‚ both proposed the cell theory‚ which states that all organisms are composed of cells and that all cells come from preexisting cells. The cell is the smallest unit capable of exhibiting all of the characteristics of life
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Biology HL Portfolio The Cell and Cell Theory [pic] The cell The word cell comes from the Latin word “cellula”‚ which means a small room. The cell is the smallest unit of a living organism‚ also known as “the building block of life”. Every living organism is consisted of a cell. There are bacteria (unicellular organisms)‚ and multicellular organisms. There are different types of cells‚ prokaryotic and eukaryotic cells. All cells come from preexisting cells. “Every cell is self-maintaining;
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blood circulation in man‚ which contributed to physiology. * Anton Van Leeuwenhock (Father of Microbiology)- Modern Biology * Robert Hooke- discovered cell by observing tiny compartments from a thin slice of cork from a tree bark. * Matthias Schleiden (Botanist) and Theodore Schwann (Zoologist)- claimed that all animal and all plants are made up of cells. * Rudolf Virchow- Eventually established the concept of the cell theory. * Francesco Redi- disapproved the Spontaneous Generation
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f cork. It seemed to make tiny empty chambers (cells). Anton van Leeuwenhoek used a singlelens microscope to observe pond water & other things. The microscope revealed a world of tiny living organisms that seemed to be everywhere. Matthias Schleiden concluded that all plants were made up of cells. Theodor Schwann stated that all animals were made up of cells. Rudolf Virchow concluded that new cells could be produced only from the division of existing cells. Janet Plowe demonstr
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Cytoplasm: protoplasm outside the nucleus Robert Hooke was an English scientist who first described cells in 1665. Later‚ Anton von Leeuvenhoek (Dutch naturalist) observed pond water under his microscope and called the tiny organisms‚ macules. Matthias Schleiden‚ a botanist‚ stated that all plants are composed of individual units called cells. Theodor Schwann‚ a zoologist‚ stated that all animals are also composed of cells. Modern Cell Theory: Cells are the smallest complete living thing All organisms
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In BBC’s film The Cell: The Hidden Kingdom Dr. Rutherford takes the viewer on a scientific quest to find the secrets of the cell‚ a story that is often left untold. For this reason (because it contains important information that is generally unknown) it is absolutely necessary and I highly recommend for everyone to watch it. At first the film may sound unappealing to some who don’t enjoy these sorts of films but that is probably because the film’s title is rather generic and as a result it may deter
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designed by him. He observed compartments resembling honeycombs and each compartment was separated by a wall. He termed each compartment as a ‘cell’. It was the first indication that living organisms are made of cells. Cell Theory In 1838‚ Matthias Schleiden and Theodor Schwann proposed the basic cell theory. In 1858‚ another scientist Virchow made an addition to the existing cell theory. The postulates of the modern cell theory are 1. The cell is the smallest unit of structure of all living things
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