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来自维基百科，自由的百科全书
插入（英語：Insertion）是指一個或多個核苷酸鹼基對插入DNA序列中，經常發生於微衛星區域。若以染色體層次來說，則是指一段染色體片段插入另一條染色體，常發生在減數分裂時，染色體發生互換的時候。
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.
