Write a function called subsequence() that finds the longest common subsequence of two DNA strands. The function should take two DNA strands (strings) as input and should return the longest common subsequence.
Write a function called subsequence() that finds the longest common subsequence of two DNA strands. The function should take two DNA strands (strings) as input and should return the longest common subsequence.
Chapter10: Application Development
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Problem 6VE
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Write a function called subsequence() that finds the longest common subsequence of two DNA strands. The function should take two DNA strands (strings) as input and should return the longest common subsequence.
Example:
subsequence(“AATTCAT”, “CAT”) returns “CAT”
subsequence(“CAAAT”, “CAT”) returns “CA”
subsequence(“CCG”, “TTA”) returns “”
subsequence(“AATGTTACCC”, “AATCTTACCT”) returns “TTACC”
subsequence(“AATCTTAGCC”, “AATCAAAGCC”) returns “AATC”
If there are multiple subsequences of the same length, then return the first

Transcribed Image Text:Write a function called subsequence () that finds the longest common subsequence of two
DNA strands. The function should take two DNA strands (strings) as input and should return the
longest common subsequence.
Example:
subsequence ("AATTCAT", "CAT") retums "CAT"
subsequence ("CAAAT", "CAT") returns "CA"
subsequence ("cCG", "TTA") returns ""
subsequence ("AATGTTACCC", "AATCTTACCT") 1eluris "TTACC"
subsequence ("AATCTTAGCC", "AATCAAAGCC") returns "AATC"
If there are multiple subsequences of the same length, then return the first.
Page 6 of 6
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