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25 lines
434 B
25 lines
434 B
4 years ago
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defmodule RnaTranscription do
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@doc """
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Transcribes a character list representing DNA nucleotides to RNA
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## Examples
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iex> RnaTranscription.to_rna('ACTG')
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'UGAC'
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"""
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@spec to_rna([char]) :: [char]
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def to_rna(dna) do
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Enum.map(dna, &(dna_to_rna(&1)))
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end
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@spec dna_to_rna(char) :: char
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def dna_to_rna(strand) do
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case strand do
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?A -> ?U
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?C -> ?G
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?T -> ?A
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?G -> ?C
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end
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end
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end
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