Biology (Concepts & Connections) Ch. 12
Terms
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- Uses bacteria to make products by splicing DNA from bacteria and DNA from distant related species together; use farm animals to make human products by splicing DNA from pigs with human DNA.
- Recombianant DNA technology
- Circular "extra" pieces of DNA in bacteria
- Plasmids
- Enzymes that cut DNA at specific nucleotide sequences
- Restriction enzymes
- Lab procedure that uses electricity to separate small and large DNA fragments
- Gel electrophoresis
- Enzyme that joins the sticky ends of bacteria DNA and foreign DNA together
- DNA ligase
- enzyme that adds on free nucleotides to unmatched DNA
- DNA polymerase
- Bacteria use restriction enzymes in nature to dystroy _________ DNA.
- Viral
- Fragments created by restriction enzymes have _________ ends.
- sticky
- In gel electrophoresis ________ fragments move faster than _________ fragments.
- smaller fragments move faster than larger fragments
- A collection of DNA fragments created by restriction enzymes and integrated into plasmids is called a ________
- DNA Library
- ___________ is a method used to produce multiple strands of a piece of DNA
- PCR
-
Which can be genetically modified without impacting its future survival?Plants
Mammals
Bacteria
Humans - Bacteria
- List some genetic engineered medical products.
- Human Insulin, Human growth hormone, interferon, interleukin and Renin inhibitor.
- What 2 types of GM foods are consumed in the US but banned in Europe
- soybeans and corn
- DNA probes bind to complementary strands and are _____________
- Tagged
- "Biotech Barnyard" refers to farm animals producing ____________products
- human
- Gene therapy replaces _____________ genes with normal ones.
- defective