deletions | additions       diff --git a/Building a 16S rDNA Phylogenetic Tree.md b/Building a 16S rDNA Phylogenetic Tree.md  index a5cb12c..3621fa6 100644  --- a/Building a 16S rDNA Phylogenetic Tree.md  +++ b/Building a 16S rDNA Phylogenetic Tree.md 
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The other option is to install FastTree directly, which is a bit more involved.  Go [Go  to http://www.microbesonline.org/fasttree/#Install http://www.microbesonline.org/fasttree/#Install](Go to http://www.microbesonline.org/fasttree/#Install)  and download the FastTree.c program by right clicking on it and saving the link to your Applications folder. To compile the software, navigate to your Applications folder in a Terminal window:  cd /Applications 
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##Viewing the Tree in Dendroscope  Download and install Dendroscope.  http://ab.inf.uni-tuebingen.de/software/dendroscope/ [http://ab.inf.uni-tuebingen.de/software/dendroscope/](http://ab.inf.uni-tuebingen.de/software/dendroscope/)  You will need to obtain a license here  http://www-ab2.informatik.uni-tuebingen.de/software/dendroscope/register/ [http://www-ab2.informatik.uni-tuebingen.de/software/dendroscope/register/](http://www-ab2.informatik.uni-tuebingen.de/software/dendroscope/register/)  Enter the license number into Dendrosope and then you can open your phylogenetic tree from the File menu to view it.