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If there is an IPA symbol you are looking for that you do not see here, see Help:IPA, which is a more complete list. For a table listing all spellings of the sounds on this page, see English orthography § Sound-to-spelling correspondences .
Chromosome 7 is one of the 23 pairs of chromosomes in humans, who normally have two copies of this chromosome. Chromosome 7 spans about 160 million [ 4 ] base pairs (the building material of DNA ) and represents between 5 and 5.5 percent of the total DNA in cells .