Which statements differentiate dna and rna? check all that apply. dna is a double helix, and rna is a single strand. dna moves in and out of the nucleus, and rna stays in the nucleus dna is involved only in transcription, and rna is involved in both transcription and translation. dna is involved in both transcription and translation, and rna is involved only in translation. dna does not have uracil as a nitrogen base, but rna does have uracil as a nitrogen base.