MEDIUM
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Match the following

List-I List - II List -III
 A)  tailing  i) 28 s,18 s,5.8 s I) Transported out of nucleus
 B)  r-RNA  ii) Addition of methyl
guanosine triphosphate
II) 3 'end
C) Caping iii) m-RNA III) Transcribes by RNA polymerase
D) Processed
hn RNA
iv) Addition of Adenylate
Residue
IV) 5 ' end of hn RNA

The correct answer is

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Important Questions on Molecular Basis of Inheritance

EASY
For the given sequence of DNA, identify the complementary sequence of bases on its mRNA from the options given below:
DNA 3' -ATGCATGCATGC - 5'
HARD
AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed mRNA?
EASY
In eukaryotes, the entire base sequence of a gene do not appear in mature RNA because
EASY

Match the animals of Column I with Column II and select the correct options among the following:

  Column- I   Column- II
1. DNA replication I RNA polymerase
2. Translation II DNA polymerase
3. Translation III Reverse transcriptase
4. Transcription IV Aminoacyl synthetase

Select the code for the correct answer from the options given below.

EASY

In the given transcription unit, identify the regions I and II respectively. Coding strand

Question Image

EASY
Name the enzyme that facilitates opening of DNA helix during transcription.
MEDIUM
What is the role of RNA polymerase III in the process of transcription in eukaryotes?
EASY
Match the following and select the correct answer:
 
  Column I   Column II
(a) Centriole (p) Infoldings in mitochondria
(b) Chlorophyll (q) Thylakoids
(c) Cristae (r) Nucleic acids
(d) Ribozymes (s) Basal body cilia or flagella
EASY
In Prokaryotes the transcription of DNA is initiated with the help of
EASY
DNA-dependent RNA polymerase catalyzes transcription on one strand of the DNA, which is called the:
EASY
Which ONE of the following polymerases transcribes 5S rRNA?
EASY

Two of the following statements are correctly defined. Identify the correct combination

i) Conversion of hnRNA to mRNA - processing

ii) Removal of introns and joining of exons - splicing

iii) Addition of adenylate residues to 3'- end in a template dependent manner - Tailing

iv) Methyl adenosine triphosphate is added to 5' - end of hnRNA - capping

MEDIUM
If the sequence of nucleotides in a temperate strand of DNA is 3' ATGCTTCCGAAT 5', write the sequence in the corresponding region of the transcribed m-RNA.
EASY
Which is the "Only enzyme" that has "Capability" to catalyse Initiation, Elongation and Termination in the process of transcription in prokaryotes?
HARD
Which one of the following is wrongly matched?
EASY
Which of the following statements is correct?

a. rRNA is the most abundant RNA.
b. Ribosomes are composed of approximately 80% rRNA and 20% ribosomal proteins.
c. rRNA is a type of coding RNA.