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Chapter 3 – Section 1

Chapter 3 – Section 1. The Diversity of Cells. Robert Hooke. 1 st to describe cells Looked at cork and named the boxes cells Saw “juice” in cells – these were living cells. Anton van Leeuwenhoek. Observed small organisms in the water. He named these organisms animalcules.

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Chapter 3 – Section 1

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  1. Chapter 3 – Section 1 The Diversity of Cells

  2. Robert Hooke • 1st to describe cells • Looked at cork and named the boxes cells • Saw “juice” in cells – these were living cells

  3. Anton van Leeuwenhoek • Observed small organisms in the water. He named these organisms animalcules. • Today, we call these single-celled organisms protists (PROH tists). • First person to see bacteria.

  4. Matthias Schleiden • He studied plants and concluded that all plant parts were made of cells

  5. Theodor Schwann • Concluded that all animal tissues were made of cells • Wrote the first two parts of the cell theory.

  6. Rudolf Virchow A doctor that stated that all cells could form only from other cells Responsible for the 3rd part of the Cell Theory All cells come from existing cells

  7. The Cell Theory • All organisms are made of one or more cells • The cell is the basic unit of all living things • All cells come from existing cells

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