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    INS and DoS

    Hello, I'm not sure whether to post this here or in the politics and world affairs sub-forum, just a small question: is Immigration and Naturalization Service a part of Department of State in USA, or are they entirely different institutions? Thanks
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    PF PHOTO CONTEST - Rubber Eraser (4/14-4/20)

    roger that. so, i'm deleting the post - I did not save the original file, and unfortunately it is not possible to change the matrix in my camera in the nearest future in order to overcome those noises... :) forget it!
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    Chromosome & DNA

    anyone! please help, or give directions what to read! F1!!!
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    Chromosome & DNA

    I've stumbled upon an interesting short article http://www.npr.org/templates/story/story.php?storyId=4225769 It's about the possible danger of Y-chromosome in men loosing its genes throughout the evolution, because it is unpaired (the X-chromosomes are always paired and thus can correct...
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    Prepn 4 phy olympiad

    don't you think it's a bit late to "start"? :) in this case simply looking through past problems and solutions could help you.
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    PF Photo Contest - I'm Ready For My Closeup, Mr. DeMille! (8/23-8/30)

    mary had a little lamb nice photos over there! here's my close-up: http://img201.imageshack.us/img201/9112/sheepcql6.jpg [Broken] the guy was sentenced to death and they wouldn't even hesitate to eat him, however after some negotiations with the farmer, he was given freedom! :rolleyes...
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