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GENOMICS & BIOTECHNOLOGY, Time Line:, Biotechnology Technics, GMOs,…
GENOMICS & BIOTECHNOLOGY
Levels of Organization
Nucleotide: Phosphate, 5C Sugar and a Nitrogenous base
Nucleic Acid: 5 DNA
DNA: Cytosine, Guanine, Adenine and Thymine
RNA: Cytosine, Adenine, Guanine and Uracile
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Mutations
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Mutagens
Chemical: pesticides, alkaloid plants, tobacco smoke, pollutants
Physical agents in the environment: electromagnetic radiation X-rays, UV light
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Time Line:
1869
Miescher, nuclei contain an acidic sustance
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1952
Chargaff DNA the basis of life unity, variation the one of diversity
1944
McCarty, McLeod, Avery investigation
1920
Griffith, Transformation Principle
1946
Rosalind Franklin, first clean X-Ray image of DNA
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Biotechnology Technics
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Electrophoresis
An electric field pulls all the DNA fragments through a semi-solid gel. The shorter ones move faster and go further.
Clonation
An empty egg to insert genetic information from an adult cell and create a new organism with the same information as the original.
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