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Dictionary » S » Single bond

Single bond

single bond

A covalent bond resulting from the sharing of one pair of electrons; e.g., H3C-CH3 (ethane).


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cellular mechanisms that result in symptoms of cholera

... (CTX or CT) is an oligomeric complex made up of six protein subunits: a single copy of the A subunit (part A), and five copies of the B subunit (part B), connected by a disulfide bond. The five B subunits form a five-membered ring that binds to GM1 gangliosides on ...

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by adithya528
Tue Dec 11, 2012 1:49 pm
 
Forum: Cell Biology
Topic: cellular mechanisms that result in symptoms of cholera
Replies: 4
Views: 3849

Re: Help - Why can't DNA be parallel?

Are you able to form hydrogen bonds after flipping the bases? But, theoretically, you do not "flip the base" since it should rotate freely (single bond to sugar)...

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by Cat
Sun Sep 30, 2012 10:48 pm
 
Forum: Molecular Biology
Topic: Help - Why can't DNA be parallel?
Replies: 7
Views: 3954

Help - Why can't DNA be parallel?

... riboses flip upside down any way? Is it just from a simple twist of the single bond between the base + ribose? Thanks in advance for any help! I do appreciate it.

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by keetner
Sun Sep 30, 2012 4:56 am
 
Forum: Molecular Biology
Topic: Help - Why can't DNA be parallel?
Replies: 7
Views: 3954

The Evolution of Altruism

... in fact more so on the gene pool of an group of individuals then on an single individual. You call it group selection, but that is basically the ... and let them fend for themselves. This coupled with a sort of family bond and it is easy to see why such a thing as altruism not only evolved ...

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by Semisane
Sat Jan 07, 2012 5:22 pm
 
Forum: Evolution
Topic: The Evolution of Altruism
Replies: 3
Views: 1871

Ionic bonds

... 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, ... to hold. In solution, the cyanide ions, still bound together as single CN- ions, move independently through the solution, as do sodium ions, ...

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by Adz795
Sun Aug 07, 2011 6:16 am
 
Forum: General Discussion
Topic: Ionic bonds
Replies: 2
Views: 4621
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