Q. No.During DNA replication, Okazaki fragments are used to elongate:
1.
The lagging strand towards the replication fork.
2.
The leading strand away from the replication fork.
3.
The lagging strand away from the replication fork.
4.
The leading strand towards the replication fork.
Which of the following RNA should be most abundant in an animal cell?
| 1. | t-RNA |
| 2. | m-RNA |
| 3. | mi-RNA |
| 4. | r-RNA |
A molecule that can act as a genetic material must fulfill the traits given below, except:
| 1. | it should be able to express itself in the form of 'Mendelian characters' |
| 2. | it should be able to generate its replica |
| 3. | it should be unstable structurally and chemically |
| 4. | it should provide the scope for slow changes that are required for evolution |
DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the?
| 1. | template strand | 2. | coding strand |
| 3. | alpha strand | 4. | anti strand |
DNA replication in bacteria occurs:
1. Within nucleolus
2. Prior to fission
3. Just before transcription
4. During S phase
The association of histone H1 with a nucleosome indicates:
1. DNA replication is occurring
2. The DNA is condensed into a chromatin fibre
3. The DNA double helix is exposed
4. Transcription is occurring
2. lactose
3. lactose and galactose
4. glucose
2. Restriction enzymes
3. DNA –DNA hybridisation
4. Polymerase chain reaction
Which one of the following is not applicable to RNA?
1. Complementary base pairing
2. 5' phosphoryl and 3' hydroxyl ends
3. Heterocyclic nitrogenous bases
4. Chargaff's rule
© 2024 GoodEd Technologies Pvt. Ltd.