Chargaff's rule states that:
A: DNA has equal amounts of C and G.
B: RNA has equal amounts of C and G.
C: all organisms have the same percentage of C + G bases in their DNA.
D: DNA has equal amounts of C and T.
E: in DNA, the total amount of C + G = the total amount of A + T.
Ans: A: DNA has equal amounts of C and G.
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