Which of the following is NOT a characteristic of intron excision and exon ligation (splicing)?
A)It occurs exclusively in the endoplasmic reticulum.
B)It involves hnRNA in ribonucleoprotein particles.
C)hnRNA is capped and polyadenylated.
D)It relies on snRNPs.

Question

Quizplus · Accepted Answer

Intron excision and exon ligation (splicing) do not occur exclusively in the endoplasmic reticulum. They occur in the nucleus and are completed before mRNA is transported to the cytoplasm for translation.

Which of the Following Is NOT a Characteristic of Intron