DNA and RNA are similar in some respects and different in others.Which of the following statements is not accurate about their similarities?
A)Both DNA and RNA nucleotides contain the nitrogen bases adenine,cytosine,and guanine.
B)Both DNA and RNA always double helices.
C)Both DNA and RNA contain monosaccharide sugars on their respective nucleotides.
D)Both DNA and RNA are involved in the "Central Dogma" of biology.
E)Both DNA and RNA contain phosphate groups on their respective nucleotides.

Question

Quizplus · Accepted Answer

Both DNA and RNA are not always double helices. DNA typically exists as a double helix, but RNA is usually single-stranded, although it can form secondary structures due to base pairing.

DNA and RNA Are Similar in Some Respects and Different