DNA differs from RNA because DNA
A) contains thymine in place of uracil.
B) consists of a single rather than a double polynucleotide strand.
C) contains the sugar ribose rather than the sugar deoxyribose.
D) contains phosphate groups not found in RNA.

Question

Quizplus · Accepted Answer

DNA contains the nitrogenous base thymine instead of uracil, which is found in RNA.

Answer: C 
 DNA contains the sugar deoxyribose, while RNA contains ribose.

Answer: D 
 Both DNA and RNA contain phosphate groups, but DNA contains phosphate groups that are not found in RNA.

DNA Differs from RNA Because DNA