Which additional modes of transcriptional/mRNA regulation are present in eukaryotes that are not typically present in bacteria? Select all that apply. Choice 1 of 4: Sequence-specific transcriptional activators and repressors Choice 2 of 4: DNA methylation at CpG dinucleotides Choice 3 of 4: Spliceosome-mediated alternative splicing Choice 4 of 4: Activator binding to distal enhancer sequences