Cell Theory

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What is Cell Theory?

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Cell Theory is a fundamental concept in biology that states: 1) All living organisms are composed of one or more cells. 2) The cell is the basic unit of life. 3) All cells arise from pre-existing cells.

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Who invented the first compound microscope?

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Zacharias Jansen is credited with inventing the first compound microscope.

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Which scientist concluded that all animals are made of cells?

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Theodor Schwann concluded that all animals are made of cells.

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Who was the first to observe bacteria?

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Anton van Leeuwenhoek was the first scientist to observe bacteria.

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Who looked at cork and named the cell?

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Robert Hooke looked at cork and named the cell.

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What did Robert Hooke contribute to Cell Theory?

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Robert Hooke contributed to Cell Theory by coining the term 'cell' after observing cork under a microscope.

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What is the significance of Anton van Leeuwenhoek's discoveries?

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Anton van Leeuwenhoek's discoveries were significant because he was the first to observe and describe microorganisms, including bacteria.

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What did Theodor Schwann discover about animals?

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Theodor Schwann discovered that all animals are made of cells, contributing to the development of Cell Theory.

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What is the role of Rudolf Virchow in Cell Theory?

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Rudolf Virchow contributed to Cell Theory by stating that all cells arise from pre-existing cells.

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What is the basic unit of life?

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The basic unit of life is the cell.