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Calculate the number 734

NUMBERMANIA: Calculate the number 734 using numbers [2, 2, 7, 7, 25, 190] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

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13 year old girls

Those 13 year old girls talking about “I need a man who…”. No, you just need to do your homework.

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AIDS virus in lymph system

In 1993, two articles in Nature solved a mystery in the development of AIDS: why do many patients having shown an outbreak of virus particles in the blood then go up to ten years without their presence in the blood, only to show them again years later. The published reports point to the lymph tissue throughout the whole body that acts as a reservoir hiding the virus during the latent period. The significance of the finding is that to be effective, any vaccine must act to block the virus before it takes hold in the lymph system.

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