matrix, and (since 2.8.1) is available for Tree and PCA
calculations.</li>
<li><a href="#simplenucleotide">Simple Nucleotide
- Substition</a> is a (fairly) arbitrary DNA/RNA substitution matrix.</li>
+ Substitution</a> is a (fairly) arbitrary DNA/RNA substitution matrix.</li>
<!-- <li><a href="#conservation">Conservation Matrices</a> A range of matrices for distinguishing amino-acids by physicochemical property conservation.
</li> -->
</ul>