| Could you tell me my balance, please? http://cascadeicewater.com/blog/search-english-essays-online/ press release writing service Researchers found a way to copy the natural way the body turns off one of the two X chromosomes that all female mammals have. They found that both chromosomes have a gene they called "XIST" that when turned on, makes an RNA molecule that envelops a chromosome. This stops this chromosome from having its genes expressed. When the XIST is turned on in women, it quiets their other X chromosome.
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