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Established methods for investigation and reasoning and provided a theory on how embryos generate and develo
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Earned credit for inventing the compound microscope
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His theory of “ferments” as the agents bringing about physiological processes is a crude precursor of the idea of enzymes.
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He used a crude microscope to observe a thin slice of cork.
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Learned to grind lenses and assemble them into simple microscopes.
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Worked on plants of New Zealand and Australia that became a classic. Another thing that was important were his descriptions of how certain plants adapt to different environmental conditions.
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Elaborated wolfgang von goethe’s theory that the vertebrate skull formed gradually from the fusion of vertebrae
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Extended the cell theory to include animals. The formation of the cell theory states that all plants and animals are made up of cells.
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Stated that the lower plants all consist of one cell while the higher ones are composed of individual cells.
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Diiscovered through the help of a microscope that sperm and egg were composed of cells and the humans are formed of cells from beginning to end.
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expressed the fundamental dictum regarding cells, for all cellular reproduction is the ultimate basis of the unity of life. Also he established the relationship between abnormal events in the body and unusual cellular activities. His work gave new advances in medicine.
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Set out to disprove spontaneous generation with now classic experiments that both firmly established the cell theory beyond doubt and solidified the basic steps of the modern scientific method