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Discovering Biology in a Digital World

My thoughts on biology, teaching, life, and exploring the living world via the digital one. Only my opinions are represented by these postings, they do not represent the viewpoints of any funding agency or Geospiza, Inc.

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Sandra Porter I am a microbiologist and molecular biologist turned tenured biotech faculty turned bioinformatics scientist turned entrepreneur. My passion is developing instructional materials for 21st century biology (Geospiza Education).

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  • xkcd
  • The Tangled Bank
    MicrobeWorld Radio

    phylogeny:

    A beginner's guide to making a phylogenetic tree

    I made this video (below the fold) to illustrate the steps involved in making a phylogenetic tree. The basic steps are to: Build a data set Align the sequences Make a tree In the class that I'm teaching, we're making these trees in order to compare sequences from our metagenomics experiment with the multiple copies of 16S ribosomal RNA (rRNA)...

    Using Bioinformatics to Study Evolution: reading assignments

    Assigned readings on BLAST and phylogenetics.

    A great interview with Joe Felsenstein

    If you've ever looked at an evolutionary tree, contemplated phylogeny, cladistics, or the like, you're probably aware that Joe Felsenstein is one of the leaders of the pack....

    The science behind Benghazi

    Who infected the children with HIV: Using the data to solve the puzzle.

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