Mutations and Gene Expression Crossword Puzzle

QUESTIONS LIST:

• oncogne : a mutated gene that stimulates uncontrollable cell division
• promoter : a region of dna where rna polymerase binds
• epigenetics : how cells control gene activity without changing the dna sequence
• repressors : transcription factors that decrease levels of transcription
• acetylation : when acetyl groups are bound to histones
• pluripotent : stem cells that can become almost any type of specialised cell
• mutation : heritable changes in the base sequence of dna
• totipotent : stem cells that can become any kind of cell including placenta
• mutagenic : describes something that increases the rate of mutations in dna
• tumour suppressor : a gene that codes for proteins which regulate the cell cycle
• activators : transcription factors that promote transcription
• methylation : when methyl groups are bound to cpg islands