Catalytic, self-splicing RNAs are properly known asGroup of answer choicesDNAzymesRibozymesRestriction endonucleasesRNA ligasesPolysomes

They are responsible for the huge diversity of genes found among organisms because they are the ultimate source of new genes.Group of answer choicesRNA splicingmutationsalternative RNA splicingNext

When different mRNA molecules are produced from the same primary transcript, depending on which RNA segments are cut out.Group of answer choicesRNA processingspliceosomedomainalternative RNA splicingRNA splicingdeletionNext

Synthesizing RNA from DNA.Group of answer choicestranslationRNA processingtranscriptiongene expression

An enzyme that links ribonucleotides into a growing RNA chain during transcription.Group of answer choicesRNA polymerasetopoisomeraseaminoacyl-tRNA synthetaseprimaseDNA ligasehelicaseDNA polymeraseNext

RNA molecules that, together with proteins, make up ribosomes.Group of answer choicesmRNAsiRNAtRNArRNAsnRNANext