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| 6584245777 | Operon | a group of related genes found in a prokaryote that are controlled by one regulator |  | 0 |
| 6584245778 | Operator | location in DNA where the repressor protein attaches |  | 1 |
| 6584245779 | Repressor | the regulatory protein that turns the operon off by bing to the operator |  | 2 |
| 6584245780 | On | A lac operon that is producing lactase |  | 3 |
| 6584245781 | Tryptophan operon | sequence of genes that controls the production of tryptophan | 4 | |
| 6584245783 | Regulatory Gene | codes for a repressor protein | 5 | |
| 6584245784 | Repressor Protein | Binds to the operator to inhibit transcription | 6 | |
| 6584245789 | Inducible | operon that can be turned ON default is turned OFF ex: lac operon |  | 7 |
| 6584245790 | Repressible | operon that can be turned OFF default is turned ON ex: trp operon |  | 8 |
| 6584245791 | Inducer | molecule that attaches to the repressor protein, changes its shape and removes it from the operator | 9 | |
| 6599644591 | Gene Expression | turning on and off of genes | 10 | |
| 6599646397 | Promoter | location in DNA where RNA polymerase attaches | 11 | |
| 6599648607 | lactose | sugar metabolized by cells | 12 | |
| 6599649733 | lactase | enzyme that metabolizes a particular sugar | 13 | |
| 6599653026 | RNA Polymerase | enzyme that adds nucleotides during the transcription of mRNA | 14 | |
| 6599661822 | lac operon | sequence of genes that control the production of lactase | 15 | |
| 6599664280 | RNAi | silencer of gene expression | 16 | |
| 6599666640 | Homeotic Gene | master control gene that regulates the expression of other genes | 17 | |
| 6599668903 | Structural Genes | genes found sequentially in an operon that share a common function | 18 | |
| 6599672092 | Eukaryotes | Do NOT contain operons | 19 | |
| 6599676276 | Transcription | DNA --> mRNA | 20 | |
| 6599677940 | Stem Cell | undifferentiated / unspecialized cell | 21 | |
| 6599680605 | Plasmid | small, circular DNA containing few genes that self-replicates | 22 | |
| 6634079984 | Gene Cloning | production of many copies of a gene | 23 | |
| 6634082356 | pGLO | a gene that produces the green fluorescent protein normally found in certain jellyfish | 24 | |
| 6634087182 | Restriction Enzyme | protein that recognizes and cuts a particular sequence of DNA | 25 | |
| 6634091404 | Recombinant DNA | DNA that has been manipulated in a lab to contain a donor gene from another species | 26 | |
| 6634102837 | Reverse Transcriptase | an enzyme found in retroviruses that makes DNA from RNA | 27 | |
| 6634106969 | GMO | an organism that acquired new genes by artificial means | 28 | |
| 6634110258 | Gene Therapy | a treatment for a disease in which a patient's defective gene is altered or supplemented | 29 |
