Which of the Following is NOT an Important Characteristic of DNA

Question

Which of the following is NOT an important characteristic of DNA?
A)adenine and uracil as a base pair
B)a 1:1 ratio between pyrimidine residues and purine residues
C)hydrogen bonding between base pairs
D)information accessed through transcription of the information into RNA

Accepted Answer

Adenine and uracil base pairing is not a characteristic of DNA. Uracil is only found in RNA, where it replaces thymine as a complementary base for adenine. DNA uses thymine instead of uracil.