medikus Forum Senior
Topics: 49 Posts: 97
| | 05/31/08 - 10:13 AM  
 
   
 
|   #1 |
Sugar are attached to nitrogen containing bases in nucleotides by: 1. hydrogen bonds 2. N- glycosidic bonds 3. phosphodiester bonds 4. electrostatic interactions 5. stacking inter.
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| Melu Forum Junior

Topics: 6 Posts: 156
| | 06/01/08 - 09:17 PM  
 
   
 
|   #2 |
The answer is 2.N- glycosidic bonds[font color="#000000"].[/font] It cannot be, answer 4 and 5 at all. answer 1.Hydrogen bonds : DNA strands are made by hydrogen bonds between the bases,hold the chains together. answer 3.as phospho di ester bonds link two nucleotides together.
___________________ "The best preparation for good work tomorrow is good work today."- Elbert Hubbard
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| Karime Forum Guru

Topics: 7 Posts: 708
| | 06/30/08 - 10:53 PM  
 
   
 
|   #3 |
2
___________________ Eterea ……..“Hoc in loco mors succurrere vivis gaudet”……("In this place death comes joyfully to the aid of the living" )
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