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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

What are the functions of methylated guanasine cap? - Biology

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प्रश्न

What are the functions of methylated guanasine cap?

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उत्तर

Methylated Guanine cap helps in binding of mRNA to smaller ribosomal sub-unit during initiation of translation.

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Protein Synthesis - Process of Transcription in Bacteria
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पाठ 6: Molecular Basis of Inheritance - SHORT ANSWER [पृष्ठ ४३]

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एनसीईआरटी एक्झांप्लर Biology [English] Class 12
पाठ 6 Molecular Basis of Inheritance
SHORT ANSWER | Q 21.(i) | पृष्ठ ४३

संबंधित प्रश्‍न

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.


Differentiate between the following:

mRNA and tRNA


Explain the process of transcription in Eukaryotes.

 

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. 


Methyl guanosine triphosphate is added at 5' end of hn-RNA in a process of ______.


If the base sequence of a codon in mRNA is 5'-AUG-3', the sequence of tRNA pairing with it must be ______.


The amino acid attaches to the tRNA at its ______.


In transcription in eukaryotes, heterogeneous nuclear RNA (hnRNA) is transcribed by ______.


In eukaryotes, the process of processing of primary transcript involves ______.


On the ribosome, mRNA binds ______ and two sites in the ______ for subsequent amino acids to bind to be close enough to each other for the formation of a peptide bond. 


Ribozyme is a/an:


The most likely method, used to determine the structural details of the cell organelle is ______.


A ribozyme is an:


Refer the given diagram. What does it represent?


Identify the correct statement.


Identify the correct statement.


What are the functions of poly-A “tail” in a mature on RNA?


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.


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