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Q.

A region of coding strand of DNA has the following nucleotide sequence:
5' TACGCCG 3'
The sequence of bases on mRNA transcribed by this would be:

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a

5' UACGCCG 3'

b

3' UACGCCG 5'

c

5' ATGCGGC 3'

d

3' ATGCGGC 5'

answer is A.

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Detailed Solution

Coding strand = 5'- TACGCCG -3'
Template strand = 3' – ATGCGGC –5'
Therefore, the sequence of bases on the mRNA transcribed will be
Template strand = 3' – ATGCGGC –5'
mRNA strand = 5'- UACGCCG -3

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