Biotechnology – Past, Present, and Future (HSC SSCE Biology): Flashcards
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Biotechnology
Biotechnology
Use of living organisms or their products for human benefit
Three eras of biotechnology
Three eras of biotechnology
Ancient, Classical, Modern
Scientist who introduced term 'biotechnology' in 1919
Scientist who introduced term 'biotechnology' in 1919
Karl Ereky
Selective breeding (artificial selection)
Selective breeding (artificial selection)
Choosing organisms with desirable traits to cross-breed
Hybrid vigour
Hybrid vigour
Stronger, healthier offspring from cross-breeding varieties
Pasteur's discovery about fermentation
Pasteur's discovery about fermentation
Fermentation results from micro-organisms, not chemicals
Scientist who discovered penicillin in 1928
Scientist who discovered penicillin in 1928
Alexander Fleming
Genetic engineering
Genetic engineering
Manipulating DNA base pattern to change organism's traits
Recombinant DNA (rDNA)
Recombinant DNA (rDNA)
DNA made from more than one species
Golden rice
Golden rice
Rice with beta carotene (vitamin A) to prevent deficiency