The answer is A. RNA polymerase will be making an mRNA using a single DNA strand as a template. So, for example if the DNA strand is AGGCAGC the mRNA strand will be UCCGUCG.
U= uracil which replaces thymine in mRNA molecules.
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First one is C) A phosphate group is added, and the second is D) Kreb's cycle
Its conducted by the conjugation of two mature cells
