/u/[deleted]'s posts in /r/askscience

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My MCAT bio book says that glucagon stimulates glycogenolysis and gluconeogenesis in the liver. Why does it stimulate two seemingly opposing processes?

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How do Astronomers figure out what the interior of planetary bodies are made of without sending probes there? (Neptune, Uranus, Ceres, etc)

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How do other animals see television? As a series of still images, a blur, or like we do (as motion)?

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Have we found ANY proof of the string/m-theory since the past 5~ years?

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Is there a single fruit/vegetable/nut which someone could live off of for the rest of their life while not eating anything else?

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Why do the colors dark purple and deep red "feel" visually very related, but they are on opposite ends of the visual spectrum?

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DNA-analysis says "twice as many women as men passed their genes to the next generation". What is the reason for this?

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Why do modern LCD monitors stick to the refresh rate model of CRTs?

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Why can't there be more elements after element 137?

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Why are B-memory cells so longlived?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
My MCAT bio book says that glucagon stimulates glycogenolysis and gluconeogenesis in the liver. Why does it stimulate two seemingly opposing processes?	95
How do Astronomers figure out what the interior of planetary bodies are made of without sending probes there? (Neptune, Uranus, Ceres, etc)	95
How do other animals see television? As a series of still images, a blur, or like we do (as motion)?	94
Have we found ANY proof of the string/m-theory since the past 5~ years?	94
Is there a single fruit/vegetable/nut which someone could live off of for the rest of their life while not eating anything else?	94
Why do the colors dark purple and deep red "feel" visually very related, but they are on opposite ends of the visual spectrum?	94
DNA-analysis says "twice as many women as men passed their genes to the next generation". What is the reason for this?	94
Why do modern LCD monitors stick to the refresh rate model of CRTs?	94
Why can't there be more elements after element 137?	94
Why are B-memory cells so longlived?	94