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7 scientists-biology chapter 7

Anton van Leeuwenhoek

Developed the first microscope. Scrapings from his teeth and saw "animalcules"

Robert Hooke

Saw cork

Robert Brown

Discovered the nucleus

Mathias Schleidan

stated that "all plants are made up of cells"

Theodor Schwann

stated that "all animals are made of cells"

Rudolf Virchow

stated that "all cells come from pre-existing cells"

Lynn Margulis

she proposed the certain organelles, such as mitochondria once existed independent of a cell

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