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Q. No.The elongation factors required for prokaryotes are
1. \(\text { EF-Tu and EF-Ts }\)
2. eEF1
3. elF2
4. eEF2
Subtopic: Translation |
57%
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The mechanism by which a gene is able to express itself in the phenotype of an organism is called
1. Gene expression
2. RNA synthesis
3. Translocation
4. Formylation
1. Gene expression
2. RNA synthesis
3. Translocation
4. Formylation
Subtopic: Translation |
85%
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The genes which are constantly expressing themselves in cell are called
1. Luxury genes
2. constitutive genes
3. Non-constitutive genes
4. Both (1) & (3)
1. Luxury genes
2. constitutive genes
3. Non-constitutive genes
4. Both (1) & (3)
Subtopic: Translation |
68%
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Subtopic: Gene Regulation: Lac Operon |
80%
From NCERT
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Subtopic: Gene Regulation: Lac Operon |
91%
From NCERT
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Inducer molecule in lac-operon of E. coli is chemically a/an
1. Disaccharide
2. Amino acid
3. Protein
4. RNA
1. Disaccharide
2. Amino acid
3. Protein
4. RNA
Subtopic: Gene Regulation: Lac Operon |
75%
From NCERT
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Select incorrectly matched pair
| 1. | Lac z | - | Constitutive gene |
| 2. | Operator gene | - | Smallest gene of lac operon |
| 3. | Lac a | - | Transacetylase |
| 4. | Promoter gene | - | RNA polymerase |
Subtopic: Gene Regulation: Lac Operon |
64%
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During DNA fingerprinting, separation of DNA fragments is done by
1. Autoradiography
2. Hybridisation
3. Denaturation
4. Electrophoresis
1. Autoradiography
2. Hybridisation
3. Denaturation
4. Electrophoresis
Subtopic: DNA Fingerprinting |
81%
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Sequencing the whole set of genome that contained all the coding and non-coding sequences and later assigning different regions in the sequence with functions is known as
1. sequence annotation
2. PCR
3. Northern blot
4. Microarray
1. sequence annotation
2. PCR
3. Northern blot
4. Microarray
Subtopic: Human Genome Project |
91%
From NCERT
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The last step of DNA fingerprinting is
1. Blotting
2. Autoradiography
3. Hybridisation
4. Isolation of desired DNA
1. Blotting
2. Autoradiography
3. Hybridisation
4. Isolation of desired DNA
Subtopic: DNA Fingerprinting |
83%
From NCERT
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