In the DNA double helix, the bases in one strand are complementary to the bases in the other strand.Therefore,
A) a purine in one strand will attach to any pyrimidine in the other strand.
B) the bases in one strand will be the same as those of the other strand.
C) a pyrimidine in one strand will attach to any pyrimidine in the other strand.
D) a purine in one strand will attach to a different purine in the other strand.
E) a purine in one strand will attach to only one type of pyrimidine in the other strand.

Question

Quizplus · Accepted Answer

In the DNA double helix, adenine (a purine) pairs with thymine (a pyrimidine), and guanine (a purine) pairs with cytosine (a pyrimidine), meaning a purine pairs with a specific pyrimidine, not any pyrimidine.

In the DNA Double Helix, the Bases in One Strand