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16 Cards in this Set
- Front
- Back
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Gene expression |
Process of converting dna info into molecules that perform funcrions |
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Housekeeping genes |
Required for cell survival, constitutively active |
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B-galactosidase |
Hydrolyzes lactose |
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Galactoside permease |
Brings lactose into cell |
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Operator |
Repressor binds here, can inhibit transcription |
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Dna methylation |
Back (Definition) |
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Histone modification |
Back (Definition) |
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Promoter |
Rna pol binds here |
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Initiator |
Activator binds here |
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Regulon |
Set of separate genes that contain same regulatory sequence and controlled by same regulatory protein |
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Differential gene expression |
Responsible for creating different cell types, arranging them into tissues, and coordinating their activity in multicellular eukaryotes |
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Additional levels of gene expression in eukaryotes |
Chromatin remodeling, rna processing, mRNA stability |
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Euchromatin |
Less condensed, can be transcribed |
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Heterochromatin |
Highly condensed, usually not transcribed |
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Dna methylation |
Back (Definition) |
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Histone modification |
Back (Definition) |
