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Jansen Inventes The Micrscope
produced the first compound microscope by combining two convex lenses within a tube -
Helmont, Accepted the ideas of Spontaneous Generation
Was one of the first people to realize that many reactions produced substances and developed the word gas. -
Robert Hooke estblished the word cell
discovered the cellular composition of cork and introduced the word cell to science -
Leeuwenhoek engineered the first microscope
First person to be able to describe bacteria from the sammple he took from his mouth,single celled organism. Helped reject the theory of Spontanous Generation. -
Oken made 4 statements yo make up cell theory
- All living things are made of cells.
- Cells are alike in structure and function.
- Cells need information in order to survive.
- New cells come from old cells.
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Brown disovered the nucleas in plant cells
Discovered all plant cells have a nucleas so it helped with cell theory -
Schleiden discoved plants are made of of cells using a microscope
Supported the theory of that all living things are composed of cell. Helped reject the theory of Spontaneous Generation by proving evidence of plants and how their organisms grow. -
Schwann discovers all animals are made of cells
discovers 1. All living things are made up of one or more units called cells. 2. cells are the basic functional units of life. -
Roelliker discovers more cells
Realized that sperm cells and egg cells are also cells -
Virchow completed the cell theory
Completed it when he discovered that cells only cme from pre-exsisting cells; called the concept biogenesis. His theory rejected Spontaneous Generation -
Pasteur continued to prove biogenesis
Disapproved the theory of Spontaneous Generation by furthering Virchow's expirmenting -
Aristotle
Started the theory of Spontaneous Generation
