Sunny

... clearly detrimental in some circumstances, and beneficial in others. E.g. pale skin causes poor UV tolerance and would be disadvantageous in sunny regions, where dark skin is common. However, in the north, pale skin suddenly turned out to be useful, as it enhances the production of vitamin ...

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Maybe they are eating wrong kind of fish or maybe it has to do with the fact that they live in continental climate with a lot of powerful sunny days.

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I do not know the answer to this necessarily, but... I believe cranberry plants are found in relatively humid, temperate/sunny areas, not dry or arid environments where C4/CAM plants are normally found. I would guess that cranberry plants are C3 plants.

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... lots of students with no hope of a decent job or living. Obivously something like stem cell research (and therefore cell biology) has a bright and sunny future, but I can't really see the point if there is no decent planet to do all that on...follow me?

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... etc.) I am close to my old self again. If you were calling me a vampire well, sorry not me & I LOVE the sun, the beach/lake or just a nice sunny day to enjoy at the park (with my kids0 but I don't think sun is a cure. Nikki

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