Q. No.1. glycosidic bonds
2. phosphodiester bonds
3. peptide bonds
4. hydrogen bonds
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1. base
2. sugar
3. phosphate group
4. hydroxyl group
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1. trioses
2. hexoses
3. pentoses
4. polysaccharides
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1. the antiparallel nature
2. the semiconservative nature
3. uniform width throughout DNA
4. uniform length in all DNA
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1. both positive
2. both negative
3. negative and positive, respectively
4. zero
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| 1. | 3' (downstream) end and 5' (upstream) end, respectively of the transcription unit |
| 2. | 5' (upstream) end and 3' (downstream) end, respectively of the transcription unit |
| 3. | the 5' (upstream) end |
| 4. | the 3' (downstream) end |
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1. It codes for methionine only
2. It is an initiation codon
3. It codes for methionine in both prokaryotes and eukaryotes
4. All of the above
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| 1. | exons and introns do not appear in the mature RNA |
| 2. | exons appear but introns do not appear in the mature RNA |
| 3. | introns appear but exons do not appear in the mature RNA |
| 4. | both exons and introns appear in the mature RNA |
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1. Chromosome 21 and Y
2. Chromosome 1 and X
3. Chromosome 1 and Y
4. Chromosome X and Y
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