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Hydroxyl group

Hydroxyl group

An -OH or alcohol group on a larger molecule. The oxygen is single-bonded to the hydrogen and has one free bond to the rest of the molecule. Molecules with one or more hydroxyl groups are called alcohols.


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Newbie question about the first life

... serine using glycoaldehyde, hydrogen cyanide and water. Serine has a hydroxyl group in its side chain. There are lab models that show how monomers make polymers but no models ...

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by piscilactovegetarian
Tue Feb 25, 2014 10:21 am
 
Forum: Molecular Biology
Topic: Newbie question about the first life
Replies: 14
Views: 710

Re: Gluconeogenesis

... to turn lactate into pyruvate, all you need to do is oxidize the hydroxyl group at the C2 carbon. On the other hand, Alanine needs to be deaminated via Alanine transminase, ...

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by bytesyzechic
Wed Nov 14, 2012 11:07 pm
 
Forum: Cell Biology
Topic: Gluconeogenesis
Replies: 8
Views: 5201

Re: how to memorize the amino acid

... are little bit tricky to remember, but simply they are methyl-hydroxyl and thioether derivatives. The aromatic amino acids are quite simple, ... to remember it is one carbon shoter than Lys and there is the guanidium group. If you look on the urea cycle , you can see there is the arginine ...

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by JackBean
Thu Feb 09, 2012 9:52 am
 
Forum: General Discussion
Topic: how to memorize the amino acid
Replies: 4
Views: 4344

Re: fructose as a monomer for a polysaccharide

... to the oxygen in the sugar ring is the one that makes the ketone group in the open ring form and the oxygen of the ketone is the oxygen in ... as is the case sucrose. This anomeric carbon has the reactive hydroxyl group that I have referred to that is used in the reducing part ...

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by daniel.kurz
Tue Nov 22, 2011 11:44 pm
 
Forum: Cell Biology
Topic: fructose as a monomer for a polysaccharide
Replies: 9
Views: 8424

Re:

... energetics of the reaction are favorable because glucose has a reactive hydroxyl group that is made reactive by the fact that glucose in the 5 carbon ring with an oxygen bound ...

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by Maatomaat
Tue Nov 22, 2011 11:57 am
 
Forum: Cell Biology
Topic: fructose as a monomer for a polysaccharide
Replies: 9
Views: 8424
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