Changed pca exercise.
authorSuzanne Duce <sduce@issues.jalview.org>
Thu, 9 Jun 2016 11:57:09 +0000 (11:57 +0000)
committerSuzanne Duce <sduce@issues.jalview.org>
Thu, 9 Jun 2016 11:57:09 +0000 (11:57 +0000)
Also tidied up the appearance a little.


No differences found