During DNA transcription, as the DNA is processed through the RNA polymerase, a copy is built called a transcript. The mRNA transcript is made up of four different nucleotides. If the DNA strand has the base thymine (T), which base is added to the mRNA?

a) thymine (T)
b) uracil (U)
c) guanine (G)
d) adenine (A)
e) cytosine (C)


Ans: d) adenine (A)

Biology & Microbiology

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