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What is the name of the enzyme that copies a gene into a piece of mRNA?

A. RNA polymerase
B. DNA polymerase I
C. DNA polymerase III
D. tRNA


Sagot :

Final answer:

RNA Polymerase is the enzyme that copies a gene into mRNA, with different types in prokaryotes and eukaryotes.


Explanation:

RNA Polymerase is the enzyme responsible for copying a gene into a piece of mRNA. In prokaryotes, the same RNA polymerase is used to transcribe all genes. There are three types of RNA polymerases in eukaryotes: RNA polymerase I, RNA polymerase II, and RNA polymerase III, each with specific functions.


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