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Galactose

Galactose

(Science: biochemistry) hexose identical to glucose except that orientation of H and OH on carbon 4 are exchanged.

a component of cerebrosides and gangliosides, glycoproteins. Lactose, the disaccharide of milk, consists of galactose joined to glucose by a _(1-4) glycosidic link. A simple Sugar found in lactose.A monosaccharide that does not occur naturally, though produces lactose when combined with [[glucose.


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can galactose be convert into fructose?

monosaccharides can be converted into one other, otherwise you could never utilize any other sugar than fructose or glucose. Galactose for example can be converted to glucose via Galactose-1-phosphate uridyl transferase. fructose can be phosphorylated by fructokinase, from where it enters ...

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by MrMistery
Sat Aug 29, 2009 2:36 pm
 
Forum: Molecular Biology
Topic: can galactose be convert into fructose?
Replies: 3
Views: 68

Re: can galactose be convert into fructose?

Since I have yet to learn about phosphorylation, I can only answer your second question about 'the transformation of galactose to fructose' . If I'm not mistaken, no , galactose cannot be transformed/converted to fructose (a sugar found in fruits). This is because both the aforementioned ...

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by mande
Wed Aug 26, 2009 10:01 am
 
Forum: Molecular Biology
Topic: can galactose be convert into fructose?
Replies: 3
Views: 68

can galactose be convert into fructose?

... cannot be phosphorylated two times and directly converted to glucose-1,6 biphosphate instead of fructose 1,6 biphoshpate?..and secondly, can galactose be transformed to fructose? i need ur help......

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by teyya
Wed Aug 26, 2009 5:58 am
 
Forum: Molecular Biology
Topic: can galactose be convert into fructose?
Replies: 3
Views: 68

glucose - glycolisis

... cannot be phosphorylated two times and directly converted to glucose-1,6 biphosphate instead of fructose 1,6 biphoshpate..and secondly, can galactose be transformed to fructose? i need ur help......

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by teyya
Fri Aug 21, 2009 9:28 am
 
Forum: Molecular Biology
Topic: glucose - glycolisis
Replies: 16
Views: 11484

cdc25 and tyrosin-15

... a 2nd copy of the cdc25 gene under control of the Gal promoter. The Gal promoter is active when yeast cells are grown on media containing galactose and repressed in cells grown on media containing glucose. How will the presence of glucose or galactose affect the cell cycle progression ...

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by jb0378
Wed Jul 29, 2009 10:18 pm
 
Forum: Cell Biology
Topic: cdc25 and tyrosin-15
Replies: 1
Views: 96
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