True: short double stranded mRNA are involved in initiating the interference Answer: C: genes are reshuffled in the mRNA segments Answer B: Enhancers can function in either orientation whilst the UAS only functions in one. False: eukaryotes utilise enhancers Solution True: short double stranded mRNA are involved in initiating the interference Answer: C: genes are reshuffled in the mRNA segments Answer B: Enhancers can function in either orientation whilst the UAS only functions in one. False: eukaryotes utilise enhancers.