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10 Cards in this Set
- Front
- Back
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Messenger RNA |
genetic information transcribed form of DNA as a sequence of bases is transferred to a ribosome. |
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Okazaki Fragment |
Short segment of DNA synthesized discontinuously in small segments in the 3' to 5' director of DNA polymerase. |
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RNA |
A nucleic acid that is generally single stranded and plays a role in transferring information from DNA to a protein - forming system of the cell |
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DNA polymerase |
Enzyme that catalyzes synthesis of new DNA molecules |
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RNA polymerase |
an enzyme that catalyzes synthesis of an RNA strand form a DNA template |
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Nucleosome |
Repeating sub-unit of chromatin fibers consisting of DNA coiled around hi-stones semi conservative replication - method of DNA |
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Transcription |
The first step of gene expression in which a particular segment of DNA is copied into RNA by the enzyme RNA polymerase |
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Intron intron |
Nucleotide sequence within a gene |
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Exon |
Part of a gene that will encode a part of the final mature RNA produced by that gene after introns have been removed by RNA splicing |
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Gene regulation |
Any mechanism used by a cell to increase or decrease the production of a specific gene products |
