Gene Regulation Crossword Puzzle

QUESTIONS LIST: euchromatin: a loosely packed group of dna that is active, ubiquitin: a protein that regulates transcription in almost all eukaryotes, spliceosomes: a protein that removes introns out of dna, transcription factors: a protein that binds to an operator to control gene expression, promoter: where rna polymerase attaches; the start of an operon, acetylation: a process of adding acetyl to genes that allows a protein to be transcribed, proteosome: a protein complex that breaks down damaged proteins, heterochromatin: a tightly packed group of dna that is inactive, methylation: the addition of a methyl group to dna that controls gene expression, histones: proteins that coil dna into structural units, operator: a location on the operon where transcription factors can bond, activators: a protein that increases gene transcription, operon: a single genome unit consisting of many genes, rnai: interferes with the transcription of rna to proteins