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If the sequence of the coding strand in a transcription unit is written as
follows:
5'-ATGCATGCATGCATGCATGCATGCATGC-3'. Write down the
sequence of mRNA.

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If the coding strand in a transcription unit is

5’− ATGCATGCATGCATGCATGCATGCATGC-3’

Then, it is known that the sequence of mRNA is same as the coding strand of DNA.

However, in RNA, thymine is replaced by uracil.

Hence, the sequence of mRNA will be

5’ − AUGCAUGCAUGCAUGCAUGCAUGCAUGC-3’

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