If 27 percent of the bases in a double-stranded DNA molecule are A, which of the following must be true?
A) Its bases must be 27 percent T.
B) Its bases must be 27 percent C.
C) Its bases must be 23 percent G.
D) Both a and b are true.
E) Both a and c are true.

Question

Quizplus · Accepted Answer

In a double-stranded DNA molecule, adenine (A) pairs with thymine (T), so if 27% of the bases are A, then 27% must be T. The remaining 46% of the bases are cytosine (C) and guanine (G), which pair with each other, so each must be 23%.

If 27 Percent of the Bases in a Double-Stranded DNA