微卫星，即简单重复序列(SSR, 1 ~ 6个碱基单元)，广泛存在于基因组中，具有丰富的多态性。
Microsatellites, tandem Simple Sequence Repeats (SSR, 1 ~ 6 bp motif) are abundant across the genome and show high levels of polymorphism.
在桉树EST序列中， 重复单元长度为三碱基的微卫星最为丰富。
Triplet repeats are the most abundant microsatellites in the EST sequences of Eucalyptus.
微卫星DNA是广泛分布于原核、真核生物基因组中的短小串联重复的DNA序列。
Microsatellite DNA is short tandem repeats of DNA sequences, which is widely distributed in prokaryotic and eukaryotic genome.
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