deletions | additions       diff --git a/Library Preparation and Sequencing .md b/Library Preparation and Sequencing .md  index b29edb4..826f79f 100644  --- a/Library Preparation and Sequencing .md  +++ b/Library Preparation and Sequencing .md 
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  To downsample the data navigate to the directory you just created (in the terminal) and use the following command  /sub_sample_reads ./subsample_reads.pl  file1 file2 #_reads_to_keep output_file_name for example   /Users/Madison/Desktop/sub_sample/sub_sample_reads.pl ./subsample_reads.pl  test_1.fq test_2.fq 250 my_reads.fastq   For further directions and documentation you can view the script on github https://github.com/gjospin/scripts/blob/master/subsample_reads.pl