Which of the following is involved in regulating gene expression in prokaryotes, but not in eukaryotes? Naim 01:56 Biology Which of the following is involved in regulating gene expression in prokaryotes, but not in eukaryotes? a. operon b. TATA box c. promoter sequences d. enhancer sequences Answer: a. operon Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+