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

RNA molecules that function as enzymes.Group of answer choicestRNAribozymesaminoacyl-tRNA synthetasesmall RNAsrRNARNA polymeraseribosomeNext

The nucleotide where RNA polymerase actually begins synthesis of the mRNA.Group of answer choicescodonpromoterA sitestart pointTATA boxintronNext

Synthesizing RNA from DNA.Group of answer choicestranslationRNA processingtranscriptiongene expression

The enzymes that reloads empty tRNA molecules with the proper amino acid.Group of answer choicesspliceosometranscription factorRNA polymeraseaminoacyl-tRNA synthetasepolyribosomeNext

The DNA sequence where RNA polymerase attaches and initiates transcription.Group of answer choicescodonanticodonexonpromoterintronTATA boxNext