RNA splicing in eukaryotic cell protein synthesis means that the Multiple choice question. A) product of translation, called the primary transcript, is cut and put back together to produce the mature mRNA transcript. B) product of transcription, called the secondary transcript, is cut and put back together to produce the mature tRNA transcript. C) product of translation, called the primary transcript, is cut and put back together to produce the mature tRNA transcript. D) product of transcription, called the primary transcript, is cut and put back together to produce the mature mRNA transcript.