| 1. | 3' ATCGATCGATCGATCGATCGATCGATCG 5' |
| 2. | 5' UAGCUAGCUAGCUAGCUAGCUAGCUAGC 3' |
| 3. | 3' UAGCUAGCUAGCUAGCUAGCUAGCUAGC 5' |
| 4. | 5' ATCGATCGATCGATCGATCGATCGATCG 3' |
| Statement I: | The process of copying genetic information from one strand of the DNA into RNA is termed as transcription |
| Statement II: | A transcription unit in DNA is defined primarily by the three regions in the DNA i.e. a promoter, the structural gene and a terminator. |
Identify the correct statement:
| 1. | The coding strand in a transcription unit is copied to an mRNA. |
| 2. | Split gene arrangement is characteristic of prokaryotes. |
| 3. | In capping, methylguanosine triphosphate is added to the 3' end of hnRNA. |
| 4. | RNA polymerase binds with the Rho factor to terminate the process of transcription in bacteria. |
Which of the following RNAs is not required for the synthesis of protein?
| 1. | rRNA | 2. | siRNA |
| 3. | mRNA | 4. | tRNA |
Which is the "Only enzyme" that has the "Capability" to catalyze Initiation, Elongation, and Termination in the process of transcription in prokaryotes?
1. DNA Ligase
2. DNase
3. DNA-dependent DNA polymerase
4. DNA-dependent RNA polymerase
Name the enzyme that facilitates opening of DNA helix during transcription.
| 1. | DNA helicase | 2. | DNA polymerase |
| 3. | RNA polymerase | 4. | DNA ligase |
Match the following RNA polymerases with their transcribed products:
|
Column-I |
Column-II |
||
|
(a) |
RNA polymerase I |
(i) |
tRNA |
|
(b) |
RNA polymerase II |
(ii) |
rRNA |
|
(c) |
RNA polymerase III |
(iii) |
hnRNA |
Select the correct option from the following:
| Options: | (a) | (b) | (c) |
| 1. | i | iii | ii |
| 2. | i | ii | iii |
| 3. | ii | iii | i |
| 4. | iii | ii | i |
In the process of transcription in Eukaryotes, the RNA polymerase I transcribe -
1. mRNA with additional processing, capping and tailing
2. tRNA, 5 S rRNA and snRNAs
3. rRNAs - 28 S, 18 S and 5.8 S
4. Precursor of mRNA, hnRNA
What initiation and termination factors are involved in transcription in prokaryotes?
1. , respectively
2. , respectively
3. , respectively
4. , respectively