<p><b>18S核糖體RNA</b>（英語：<span lang="en">18S ribosomal RNA</span>，簡稱<b>18S rRNA</b>），是真核生物的核糖體中核糖體小亞基（40S亞基）的組成部分。18S rRNA在真核生物中非常保守，與原核生物核糖體小亞基的16S rRNA同源。</p>
<h2><span id=".E5.8F.82.E8.80.83.E6.96.87.E7.8C.AE"></span><span id="参考文献">參考文獻</span></h2>
 
<h2><span id=".E5.A4.96.E9.83.A8.E9.93.BE.E6.8E.A5"></span><span id="外部链接">外部連結</span></h2>
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**18S 核糖體 RNA**（英語：18S ribosomal RNA，簡稱 **18S rRNA**），是真核生物的核糖體中核糖體小亞基（40S 亞基）的組成部分。18S rRNA 在真核生物中非常保守，與原核生物核糖體小亞基的 16S rRNA 同源。

## 參考文獻

## 外部連結
18S_rRNA