Advertisements
Advertisements
Question
With regard to mature mRNA in eukaryotes.
Options
exons appear but introns do not appear in the mature RNA
exons and introns do not appear in the mature RNA
introns appear but exons do not appear in the mature RNA
both exons and introns appear in the mature RNA
Advertisements
Solution
exons appear but introns do not appear in the mature RNA
APPEARS IN
RELATED QUESTIONS
Depending upon the chemical nature of the template (DNA or RNA) and the nature of nucleic acids synthesised from it (DNA or RNA), list the types of nucleic acid polymerases.
Answer the following question.
Construct and label a transcription unit from which the RNA segment given below has been transcribed. Write the complete name of the enzyme that transcribed this RNA.

If the base sequence of a codon in mRNA is 5'-AUG-3', the sequence of tRNA pairing with it must be ______.
In transcription in eukaryotes, heterogeneous nuclear RNA (hnRNA) is transcribed by ______.
A special feature of viruses is that they:
Ribozyme is a/an:
The most abundant type of RNA in the cell is ______.
Which enzymes are responsible for the synthesis of tRNA?
A ribozyme is an:
The exon part of mRNA has code for ______
Refer the given diagram. What does it represent?

What are the functions of methylated guanasine cap?
Give an account of post transcriptional modifications of a eukaryotic mRNA.
Observe the segment of mRNA given below.

(a) Explain and illustrate the steps involved to make fully processed hnRNA?
(b) Gene encoding RNA Polymerase I and III have been affected by mutation in a cell. Explain its impact on the synthesis of a polypeptide, stating the reasons.
- Assertion: Ribosomal RNA is synthesized in the nucleus of the cell.
- Reason: It is translated with the enzyme RNA polymerase III.
