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development of biotechnology
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microscope ivented
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bacteria
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devolped new varieties of plants
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Period: to
historical biotechnolgy
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Gregor Mendal developed theory of heredity
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Mendal's law fully unsterstood
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Alexander Fleming studied bacteria
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Protective semen to be frozen
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complete new organisms from a single cell
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waston and crick puplished DNA
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embryo transfer
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recombinant dna