minor copy update

Author: JohannesMP

index.html

@@ -153,7 +153,7 @@ <h5 class="card-title">Search 6mers</h5>
                         <div class="col-sm">
                             <h5 class="card-title">Search miRNAs</h5>
                             <a target="_blank" href="assets/img/mirna_search.png"><img src="assets/img/mirna_search.png" class="img-fluid rounded"/></a>
-                            <p>Type in the <b>miRNA</b> search field. It will auto-complete to show matching miRNAs. You can also use the miRNA accession number.</p>
+                            <p>Type in the <b>miRNA</b> search field. It will auto-complete to show matching mature miRNAs. You can also use the miRNA accession number.</p>
                             <p>Each miRNA is color-coded. The colors are explained in the <a id="info-link" class="anchor-link">Info</a> section below.</p>
                             <br class="d-block d-md-none">
                         </div>