><b>2.1</b> Brief history of bioinformatics</a>
<ul>
<li class="chapter" data-level="2.1.1" data-path="intro.html"><a href="intro.html#protein-structure-wave"><i class="fa fa-check"></i><b>2.1.1</b> Protein structure wave</a></li>
<li class="chapter" data-level="2.1.2" data-path="intro.html"><a href="intro.html#gene-expression-wave"><i class="fa fa-check"></i><b>2.1.2</b> Gene expression wave</a></li>
<li class="chapter" data-level="2.1.3" data-path="intro.html"><a href="intro.html#genome-sequencing-wave"><