Cell Theory

The study of st eithers started about 330 years ago. Before that time cells were non notice because they ar of sm whole size. With the invention of the microscope cells became visible and more virgin discoveries were made. Even today the study of cells reveals more detail, which are in fact the secrets of life , are revealed with ever increase companionship . 1665: English Scientist Robert Hooke get windd a honeycomb-like network of cellulae in bobsleigh slice using his compound microscope. Robert Hooke used the marches cells to describe cells in plants. He dictum only cell w in alls because cork cells are dead. He drew the cells he saw and in like manner invented the al-Quran cell. The word cell is derived from the Latin word cellula which core small compartment. Hooke published his findings in his famous work, Micrographia, a agree he wrote. 1670: Anton van Leeuwenhoek described cells in a push aside of pond water using a microscope. He too used microscopes and was a physicist. He made his admit picturesque quality lens for use in monocular microscopes and was the first of all person to observe bacteria and protozoa. Some of his lenses could magnify objects 250X. 1838: Matthias Jakob Schleiden, a German botanist, stated that all plants are composed of cells. He declared that the cell is the basic building block of all plant matter.

1839: Theodor Schwann, a German biologist, r each(prenominal)ed the same conclusion as Schleiden about animals being composed of cells, ending speculations that plants and animals were different in structure. Schwann described cellular structures in animal cartilage. 1855: German physiologist, physic ian, pathologist, and anthropologist Rudolf ! Virchow was learn to add a third tenet to the cell vagary: All cells develop only from existing cells. Virchow, Rudolf (1821-1902), German pathologist, archaeologist, and anthropologist, the unwrap up of cellular pathology. They all helped each other in a sense that they built their own discoveries off of each other. alone the three main scientists...If you want to get a just essay, order it on our website: OrderEssay.net

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