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Covalent bond

Covalent bond

a bond between two or more atoms that is provided by electrons that travel between the atoms nuclei, holding them together but keeping them a stable distance apart. sharing electrons between two or more atoms


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Re: Why is ATP rather than GTP, CTP or TTP the energy currency?

... protein synthesis ( almost all of them CTP-GTP-TTP and ATP have same Bond energy . All nucleoside triphosphates have ΔG°' values close to -31 ... “faster hydrolysis time” compared to others ( CTP-GTP-TTP ) - Protein covalent bond formations can proceed ` faster rate with ATP ` without any ...

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by metingun2
Sun Oct 06, 2013 11:53 am
 
Forum: Molecular Biology
Topic: Why is ATP rather than GTP, CTP or TTP the energy currency?
Replies: 5
Views: 6040

MOLECULAR CLONING

... both their ends having -OH groups. The 3'-OH end of the oligo will form covalent bond with the 5'-phosphate end of the restriction enzyme-digested vector end, but the 5'-OH ...

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by kk
Fri Jul 19, 2013 12:50 pm
 
Forum: Molecular Biology
Topic: MOLECULAR CLONING
Replies: 9
Views: 5575

Could anyone please help with these questions? (Bio)

... B. Protons C. Neutrons D. Electrons E. Protons and Neutrons A hydrogen bond is A. A sharing of a pair of electrons between a hydrogen and an oxygen ... the mercury atoms A. cohesion B. adhesion C. Ionic bonding D. Polar covalent bonding When 2 water molecules that are hydrogen bonded separate, ...

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by lindshastude
Tue May 01, 2012 3:50 pm
 
Forum: General Discussion
Topic: Could anyone please help with these questions? (Bio)
Replies: 1
Views: 6796

Ionic bonds

... you're looking for the dielectric constant and it's effect on ionic bonds. However, I'd like to add, that bond is 100% ionic, even the bond in rubidium fluoride is partly covalent.

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by JackBean
Sun Aug 07, 2011 8:05 am
 
Forum: General Discussion
Topic: Ionic bonds
Replies: 2
Views: 5217

Ionic bonds

... is what you are looking for: Ionic crystals may contain a mixture of covalent and ionic species, as for example salts of complex acids, such as ... are of this type. X-ray diffration shows that in NaCN, for example, the bonds between sodium cations (Na+) and the cyanide anions (CN-) are ionic, ...

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by Adz795
Sun Aug 07, 2011 6:16 am
 
Forum: General Discussion
Topic: Ionic bonds
Replies: 2
Views: 5217
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