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Answer the questions based on the dinucl...

Answer the questions based on the dinucleotide shown below :

(i)Name the type of sugar guanine base is attached to ?
(ii)Name the linkage connecting the two nucleotides
(iii)Identify the 3' end of the dinucleotide. Given a reason for your answer.

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(i)Ribose sugar
(ii)There is phosphodiester linkage between sugar residues of adjacent nucleotides.
(iii)3' end of the nucleotide is uracil because ribose attached to uracil has a free 3'-OH group
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TRUEMAN BIOLOGY-GENETICS AND EVOLUTION -SECTION-B
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  2. Expand DNA and RNA. Name the sugar moiety present in these structures.

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  3. Answer the questions based on the dinucleotide shown below : (i)N...

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  4. How do histones acquire positive charge?

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  5. State the dual role of deoxyribonucleoside triphosphates during DNA re...

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  6. Mention the role of ribosomes in peptide-bond formation. How does ATP ...

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  7. In a Mendelian monohybrid cross the F2 generation shows identical geno...

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  8. What is Down's syndrome? Give its symptoms and cause. Why is it that t...

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  9. What are the characteristic features of a trur-breeding line?

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  10. If a father and son are both defective in red-green color vision, is i...

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  11. What would happen if histones were to be mutated and made rich in acid...

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  12. Recall the experiment done by Frederick Griffith. If RNA, instead of D...

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  13. Describe Chargaff rule.

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  14. Differentiate between nucleotide and nucleoside.

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  15. Mention the indusers in Lac and tryptophan operon concept.

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  16. Expand VNTR. Mention its application.

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  17. Define DNA polymerisation. Mention the role of REN and DNA ligase.

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  18. Name the accepted model of plasma membrane. Who proposed it?

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  19. What are the functions of (i) methylated guanasine cap, (ii) poly-A"ta...

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  20. Differentiate between Exons and Introns.

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