Q. No.The final proof for DNA as the genetic material came from the experiments of:
1. Hershey and chase
2. Avery, McLeod and McCarty
3. Har Gobind Khorana
4. Griffith
If there are 999 bases in an RNA that codes for a protein with 333 amino acids, and the base at position 901 is deleted such that the length of the RNA becomes 998 bases, how many codons will be altered?
1. 11
2. 33
3. 333
4. 1
AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed mRNA?
| 1. | AGGUAUCGCAU | 2. | UGGTUTCGCAT |
| 3. | ACCUAUGCGAU | 4. | UCCAUAGCGUA |
2. structural genes
3. an enhancer
4. a promoter
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. |
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 |
2. lactose
3. lactose and galactose
4. glucose
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
Identify the correct order of organization of genetic material from largest to smallest.
1. Chromosome, gene, genome, nucleotide
2. Genome, chromosome, nucleotide, gene
3. Genome, chromosome, gene, nucleotide
4. Chromosome, genome, nucleotide, gene
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