Write a sequence of piped text processing commands that, when given a nucleotide sequence, returns its complementary strand. In other words, fill in the question marks:

Write a sequence of piped text processing commands that, when given a nucleotide sequence, returns its complementary strand. In other words, fill in the question marks:

   Implemented the command cat "sequence_file" | sed "y/atcg/tagc/"

   Implemented the command: cat "sequence_file" | sed "y/atcg/tagc/"

==== Reading Frames ====

==== Reading Frames ====

     agcggtatac

     agcggtatac