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11 Cards in this Set
- Front
- Back
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Agrobacterium tumefaciens (A. tumefaciens)
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a bacterium that transfers the "Ti plasmid" to certain plant species, resulting in a plant disease called crown gall; used in plant genetic engineering
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auxin
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a plant hormone produced primarily in shoot tips that regulates cell elongation and leaf development
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Bacillus thuringiensis (B. thuringiensis, or Bt)
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the bacterium from which the Bt gene was originally isolated; the Bt gene codes for the production of a compound that is toxic to insects
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cytokinin
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a class of hormones that regulates plant cell division
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ethylene
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a plant hormone that regulates fruit ripening and leaf development
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hydroponics
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the practice of growing plants in a soil¬less, water-based medium
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phytochrome
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a pigment that acts like a hormone to control flowering
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plant growth regulators
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another name for plant hormones
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plant tissue culture (PTC)
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the process of growing small pieces of plants into small plantlets in or on sterile plant tissue culture media; plant tissue culture media have all of the required nutrients, chemicals, and hormones to pzoraote cell division and specialization
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transgenic plants
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plants that contain genes from another species; also called genetically engineered or genetically modified plants
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gibberellin
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a plant hormone that regulates seed germination, leaf bud germination, stem elongation, and leaf development; also known as gibberellic acid
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