Which of the following statements is correct according to Chargaff’s rules?

Question

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NA

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All DNA molecules contain the same proportions of A, C, G and T

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Single-stranded RNA molecules contain the same amount of A and U

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In double-stranded DNA, the amount of T equals the amount of C

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In double-stranded DNA, the amount of G equals the amount of C

1.	Which of the following statements is correct according to Chargaff’s rules?
A.	All DNA molecules contain the same proportions of A, C, G and T
B.	Single-stranded RNA molecules contain the same amount of A and U
C.	In double-stranded DNA, the amount of T equals the amount of C
D.	In double-stranded DNA, the amount of G equals the amount of C
Answer» E.

Discussion