Indicate the differences between DNA and RNA. (Select all that apply)

a. RNA is much smaller. DNA, by contrast, averages more than 100 million base pairs long.
b. RNA contains a sugar called ribose whereas DNA contains a sugar called deoxyribose.
c. RNA contains adenine, cytosine, thymine and guanine whereas DNA contains adenine, cytosine, thymine and uracil.
d. RNA consists of only one nucleotide chain whereas DNA is a double helix.


a. RNA is much smaller. DNA, by contrast, averages more than 100 million base pairs long.
b. RNA contains a sugar called ribose whereas DNA contains a sugar called deoxyribose.
c. RNA contains adenine, cytosine, thymine and guanine whereas DNA contains adenine, cytosine, thymine and uracil.

Biology & Microbiology

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