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Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as?
1.
Polysome
2.
Polyhedral bodies
3.
Plastidome
4.
Nucleosome
| 1. | Polysome | 2. | Polyhedral bodies |
| 3. | Plastidome | 4. | Nucleosome |
Subtopic: Â Ribosome and Inclusion Bodies |
 93%
Level 1: 80%+
NEET - 2018
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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 |
Subtopic: Â Transcription |
 63%
Level 2: 60%+
NEET - 2018
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All of the following are part of an operon except:
1. an operator
2. structural genes
3. an enhancer
4. a promoter
2. structural genes
3. an enhancer
4. a promoter
Subtopic: Â Gene Regulation: Lac Operon |
 89%
Level 1: 80%+
NEET - 2018
Hints
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 |
Subtopic: Â Transcription: I |
 68%
Level 2: 60%+
NEET - 2017
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DNA replication in bacteria occurs:
1. Within nucleolus
2. Prior to fission
3. Just before transcription
4. During S phase
Subtopic: Â DNA Replication:III |Â DNA Replication |
 54%
Level 3: 35%-60%
NEET - 2017
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Subtopic: Â Transcription: IV |Â Transcription |
 74%
Level 2: 60%+
NEET - 2017
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Which of the following is required as an inducer(s) for the expression of lac operon?
1. galactose
2. lactose
3. lactose and galactose
4. glucose
2. lactose
3. lactose and galactose
4. glucose
Subtopic: Â Gene Regulation: Lac Operon |
 86%
Level 1: 80%+
NEET - 2016
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Subtopic: Â Genetic Code: I |Â Genetic Code |
 93%
Level 1: 80%+
NEET - 2016
Hints
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
Subtopic: Â The DNA |Â DNA Double Helix |
 54%
Level 3: 35%-60%
NEET - 2015
Hints
Satellite DNA is important because it:
| 1. | Codes for proteins are needed in the cell cycle. |
| 2. | Shows a high degree of polymorphism in the population and also the same degree of polymorphism in an individual which is inheritable from parents to children. |
| 3. | Does not code for proteins and is the same in all members of the population. |
| 4. | Codes for enzymes needed for DNA replication. |
Subtopic: Â DNA Fingerprinting |
 90%
Level 1: 80%+
NEET - 2015
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