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How much do you know about love?

You may know more than you think!

HOUSTON — This may break your heart, but I am about to use science to test your romance IQ. I realize you’d probably rather have flowers, chocolates and poetry, but sometimes the truth is more important than a soliloquy.  Fact or fiction, what does science have to say about the heart, the mind and coupling?  Once you take the quiz, check here for an explanation of the answers.  

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