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10 Cards in this Set
- Front
- Back
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What is Aristotles contribution to biology?
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Aristotle made observations of more than 500 animal species and set up a classification system.
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What did Zacharias Janssen invent?
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He invented the first two lens microscope in 1595. (compound microscope)
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What did Robert Hooke discover?
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Hooke discovered the cell from examining thin slices of a cork.
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What was Antoni van Leeuwenhoek first to observe?
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individual free-living cells, such as bacteria, and unicellular protozoa.
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What experiment did Francesco Redi perform?
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He proved that living organisms need oxygen to be produced by cealing meat in a container and flies were not produced.
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What was john Needhams theory?
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That there was a life force that produced spontaneous generation.
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What was Spallanzanis claim against Needhams theory?
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he proposed that there were micro organisms in the air that were responsible for ew growth.
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How did pasteur disprove spontaneous generation?
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Pasteur put broth in flasks with the tops sealed by bending them. This way no micro organisms could get in to contaminate it.
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What cell structure did Robert Brown identify?
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Brown discovered the cells nucleus in 1838.
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Who proposed the cell theory?
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Matthais Schlieden and Theodor Schwann.
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