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Formation of polysaccharide lactose

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    Is it correct that to form lactose, there must be a 1,4 glycosidic bond between beta galactose and beta glucose? Why can't alpha glucose be used instead? Plus in the diagram there is a sort of zig zag shape between the carbon-1 of galactose and carbon-4 of the glucose- what does this represent
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    Just quoting in Fox Corner so she can move the thread if needed :wizard:
    (Original post by Fox Corner)
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