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# RNA Transcription

Given a DNA strand, return its RNA complement (per RNA transcription).

Both DNA and RNA strands are a sequence of nucleotides.

The four nucleotides found in DNA are adenine (**A**), cytosine (**C**),
guanine (**G**) and thymine (**T**).

The four nucleotides found in RNA are adenine (**A**), cytosine (**C**),
guanine (**G**) and uracil (**U**).

Given a DNA strand, its transcribed RNA strand is formed by replacing
each nucleotide with its complement:

* `G` -> `C`
* `C` -> `G`
* `T` -> `A`
* `A` -> `U`

## Setup

There are two different methods of getting set up to run the tests with Objective-C:

- Create an Xcode project with a test target which will run the tests.
- Use the ruby gem `objc` as a test runner utility.

Both are described in more detail here: http://exercism.io/languages/objective-c

### Submitting Exercises

When submitting an exercise, make sure your solution file is in the same directory as the test code.

The submit command will look something like:

```shell
exercism submit <path-to-exercism-workspace>/objective-c/rna-transcription/RnaTranscription.m
```

You can find the Exercism workspace by running `exercism debug` and looking for the line beginning
with Workspace.

## Source

Hyperphysics [http://hyperphysics.phy-astr.gsu.edu/hbase/Organic/transcription.html](http://hyperphysics.phy-astr.gsu.edu/hbase/Organic/transcription.html)

## Submitting Incomplete Solutions
It's possible to submit an incomplete solution so you can see how others have completed the exercise.

Version data entries

75 entries across 75 versions & 1 rubygems

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trackler-2.2.1.139 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.138 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.137 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.136 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.135 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.134 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.133 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.132 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.131 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.130 tracks/objective-c/exercises/rna-transcription/README.md
trackler-2.2.1.129 tracks/objective-c/exercises/rna-transcription/README.md
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trackler-2.2.1.120 tracks/objective-c/exercises/rna-transcription/README.md