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Q. No.The process of RNA splicing shows the dominance of:
1.
DNA world
2.
RNA world
3.
Protein world
4.
Microbial world
Subtopic: Transcription |
93%
Level 1: 80%+
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At which position in the ribose is an additional –OH present [with respect to Deoxyribose]?
| 1. | 1’ | 2. | 2’ |
| 3. | 3’ | 4. | 5’ |
Subtopic: The DNA |
78%
Level 2: 60%+
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In a transcription unit, with respect to structural genes, the promoter is located:
| 1. | Upstream and 5’ | 2. | Upstream and 3’ |
| 3. | Downstream and 5’ | 3. | Downstream and 3’ |
Subtopic: Transcription: I |
76%
Level 2: 60%+
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In Avery, Macleod, and McCarty's experiment, the transformation of bacteria was inhibited by:
| 1. | Proteases | 2. | RNase |
| 3. | DNAs | 4. | None of these |
Subtopic: Search for Genetic Material |
Level 3: 35%-60%
Hints
If each strand of a dsDNA acts as a template for a new strand, the two daughter DNAs will be:
| 1. | Complementary to each other |
| 2. | Identical to the parental DNA |
| 3. | Similar to each other |
| 4. | Complementary to the parental DNA |
Subtopic: DNA Double Helix |
Level 3: 35%-60%
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Which of the following is a pyrimidine base found in DNA?
| 1. | Adenine | 2. | Guanine |
| 3. | Uracil | 4. | Cytosine |
Subtopic: The DNA |
84%
Level 1: 80%+
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Subtopic: Translation |
77%
Level 2: 60%+
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A typical nucleosome unit consists of about:
| 1. | 60 base pairs | 2. | 140 base pairs |
| 3. | 200 base pairs | 4. | 400 base pairs |
Subtopic: DNA Packaging |
95%
Level 1: 80%+
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At any instant, RNA is transcribed on which of the following strands of DNA?
| 1. | Coding strand | 2. | Template strand |
| 3. | Lagging strand | 4. | Leading strand |
Subtopic: Transcription: I |
82%
Level 1: 80%+
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To form a nucleoside, a nitrogenous base is linked to a pentose sugar:
| 1. | Through a P-Glycosidic linkage at carbon atom number 1 |
| 2. | Through a P-Glycosidic linkage at carbon atom number 5 |
| 3. | Through an N-Glycosidic linkage at carbon atom number 1 |
| 4. | Through an N-Glycosidic linkage at carbon atom number 5 |
Subtopic: The DNA |
77%
Level 2: 60%+
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