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GENETIC ENGINEERING Review PPT
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Selective breeding [also called artificial selection]
This is where people choose only organisms with desirable traits. Selective breeding [also called artificial selection]
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What is the example of corn and selective breeding?
Corn was selectively bred from teosinte which is a type of grass.
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The use of technology and manipulate and change genes.
Genetic engineering It involves directly inserting, removing, or altering an organism’s DNA.
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Organisms contains DNA from other organisms
Genetically modified organism = GMOs Also known as transgenic.
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[making recombinant DNA]
Pieces of DNA, can be moved from one organism to another organism using enzymes to make new combinations of DNA. Gene splicing [making recombinant DNA]
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What enzyme cuts DNA at specific places?
Restriction enzymes
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What is found in bacteria which is used mostly in genetic engineering?
Plasmid
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This is changing the DNA of a person with a genetic disease by introducing working genes into cell nuclei. Gene therapy. Viruses are vector.
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The use of science and technology to investigate and solve crimes.
Forensics
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Analyzes sections of DNA that may have little or no function but that very from one individual to another. DNA fingerprint
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Only a small percentage of DNA varies amongst humans
Only a small percentage of DNA varies amongst humans. These are nongenetic DNA sequences differ among individuals, making them useful in identification. STR (short tandem repeats)
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This method is used to artificially copy DNA.
PCR
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Separating and analyzing DNA fragments according to size.
Gel electrophoresis
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This is the creation of a genetically identical organism.
Cloning
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What prevents companies, the government, or insurance companies from using genetic information against a person? GINA [Genetic Information Nondiscrimination Act]
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Unfinished info : Human genome project, karyotype, pros and cons of GMOs, inbreeding, hybridization, polyploidy, patenting life
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