Beginning Perl for Bioinformatics

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U

    See : uracil U

 undefined values , 2nd

Unix

 directories

 installing Perl on

 Perl programs, running

 Perl, finding already installed

 specifying input files on command line

 text editors

 unknown (N)

 unless statements , 2nd  , 3rd

 example

 unshift function

 unsolvable problems

 unsorted arrays for gene expression data

 uracil (U)

 replacing thymine (T) in DNA to RNA transcription

 use

 use strict;

 use warnings;

 user input, getting from keyboard

 blank line, testing for

 user queries on restriction enzymes, making restriction map from

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