Heterogeneous nuclear RNAs are _________.
A)tRNA precursors
B)mRNA precursors
C)rRNA precursors
D)snoRNA precursors
E)mature snRNAs

Question

Quizplus · Accepted Answer

Heterogeneous nuclear RNAs (hnRNAs) are mRNA precursors that are processed to mature mRNA molecules in the nucleus before export to the cytoplasm for translation. hnRNAs are initially transcribed from DNA as pre-mRNA molecules, which undergo extensive processing, including capping, splicing, and polyadenylation, to become functional mRNA molecules.

Heterogeneous Nuclear RNAs Are _________