- 1(current)
Q. No.
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Which of the following is a pyrimidine base found in DNA?
| 1. | Adenine | 2. | Guanine |
| 3. | Uracil | 4. | Cytosine |
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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 |
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In a strand of nucleic acid, two nucleotides are linked together by:
1. 3’ – 5’ phosphodiester bond
2. 5’ – 3’ phosphodiester bond
3. 2’ – 5’ phosphodiester bond
4. 3’ – 1’ phosphodiester bond
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Identify the incorrect statement:
| 1. | The DNA of the bacteriophage ϕ X 174 has 5386 nucleotides. |
| 2. | Bacteriophage lambda DNA has 48502 base pairs. |
| 3. | The DNA of Escherichia coli has 4.6 X 103 base pairs. |
| 4. | Haploid content of human DNA is 3.3 X 109 base pairs. |
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- 1(current)
Q. No.
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