Which statements about differences between DNA and RNA are true?
I. The sugar unit is $\beta$-D-ribose in RNA and $\beta$-2-deoxyribose in DNA.
II. The pyrimidine bases are uracil and thymine in RNA and cytosine and thymine in DNA.
III. RNA is single stranded, DNA double stranded.
IV. The phosphodiester groups join the 3' to 5' ends of sugars in RNA, and join the 5' to 3' ends
In DNA.

Question

Quizplus · Accepted Answer

Statement I is true; RNA has a ribose sugar, while DNA has a deoxyribose sugar.

Statement II is false; RNA has uracil and cytosine while DNA has thymine and cytosine as pyrimidine bases.

Statement III is true; RNA is single stranded while DNA is double stranded.

Statement IV is false; phosphodiester bonds link 3' end to 5' end in both RNA and DNA.

Which Statements About Differences Between DNA and RNA Are True β\betaβ

Which Statements About Differences Between DNA and RNA Are True $\beta$