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प्रश्न
Define mutation.
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उत्तर
A sudden change that occurs in the nucleotide sequence of a gene, causing either a minor or considerable change in the characters of an individual is known as mutation.
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संबंधित प्रश्न
What is Anticodon?
Short Answer Question:
Identify the labeled structures on the following diagram of translation.
- Part A is the _______
- Part B is the _______
- Part C is the _______
Exon segments are reunited after splicing by
Explain in short.
Transcription
Identify the condition under which there will be no change in the reading frame of following mRNA.
5' AACAGCGGUGCUAUU 3'
Identify the INCORRECT match.
Number of amino acids in a polypeptide chain is 150. The number of mRNA bases required is ____________.
For which of the following reasons genetic code is universal?
From the following identify the INCORRECT match.
What does 'X' and 'Y' represent in the following diagram oft-RNA molecule?
Identify the INCORRECT statement.
______ catalyzes polymerization in 5' → 3' direction during transcription.
Match the Column I (RNA polymerases) with Column II (Transcribed products) and select the correct option.
| Column I | Column II | ||
| i. | RNA polymeraseI | a. | t-RNA |
| ii. | RNA polymerase II | b | rRNA |
| iii. | RNA polymerase III | c. | hnRNA |
Select the correct option from the following:
______ refers to the portion of gene which is transcribed but not translated.
Sequential order of nucleotides on template strand forming m-RNA synthesizing specific protein is given below. Based on it select the sequential t-RNA anticodon entering in the process of protein synthesis.
Template: TAC GAC AAC CAC TTA ATT
Which one of the following codons will NOT pair with Anticodon of t-RNA?
Which events show the beginning of translocation?
Differentiate between m-RNA, t-RNA and r-RNA.
Give the different steps involved in formation of m-RNA from hn-RNA.
