人类的22号染色体是23对染色体的其中之一,人体细胞在正常状况下拥有一对。此染色体是第二小的人类染色体,拥有大约4900万个碱基对,占细胞中DNA数量的1.5%到2%。
Quick Facts 22号染色体 ...
22号染色体
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物种
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Homo sapiens
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基因数量
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500-800
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22号染色体是在1999年宣布定序完成,为人类基因组计划中第一条完全定序的染色体。根据估计,此染色体大约含有500到800个基因。
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