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He shook the world of science, noting the similarity between shark teeth and the rocks commonly known as "tongue stones". This was our first understanding that fossils were a record of past life.
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He observes that plants release oxygen
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Theory of Acquired Characteristics - individual organisms acquire (pick up) traits throughout their lives which make them better adapted to their environment; these traits can be passed on to their offspring
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discovered that all plants are made of cells
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Proposed the Theory of Evolution by Natural Selection
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discovered that cells can only arise from pre-existing cells
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origin of species
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Mendel's laws of inheritance, basis for genetics
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He proves that DNA is the genetic material of the chromosome
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The first draft of the human genome is completed