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Cell theory | The cellular basis of life | High school biology | Khan Academy
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/science/biology/structure-of-a-cell/introduction-to-cells/v/cell-theory Hooke and Leeuwenhoek were two of the first scientists to use microscopes to study the microscopic world of cells. Hooke coined the term "cell" after ...
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