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7 Cards in this Set

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  • Back
mutations
any change in the base pair order of a gene that causes a change in the amino acid order in the protein code
chromosones
a string of genes that are visible during cell division
chromatin
finally granular mass of unwound chromosones present when the cell is not dividing but in carrying on protien synthesis
repressor
a chemical sugnal that turns off a gene
inducer
a chemical that turns on a gene
gene expression vs. repression
gene expression- gene is turned on causing RNA to be produced so that the protien it is coded for can be produced
gene repression- gene is turned off- not allowed to express itself
codon
3 base sequence on the messenger RNA which stands for an amino acid