The idea that transposable elements (TEs) are mainly 'selfish' or 'junk' DNA with little importance for host evolution has challenged.

转座因子主要是一些“自在”或“无功能”的DNA，其对宿主进化无关紧要的观点受到了质疑。

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Noncoding DNA, containing introns, repetitive elements, and potentially active transposable elements, requires effective mechanisms for its long-term silencing.

非编码DNA，包括内含子，重复元件，和潜在激活转座子，其长期的沉默需要有效的机制。

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