Question

6) DNA and RNA differ in all BUT one of the following ways. A) DNA is double-stranded, while RNA is single stranded. B) RNA uses the sugar ribose in its backbone, while DNA uses deoxyribose. C) DNA contains the base uracil, while RNA contains the base thymine instead. D) DNA is found in chromosomes in the nucleus, while RNA can move around the cell.

Answer 1

Its choice C because they switched DNA for RNA

DNA has base thymine
RNA has base uracil

Answer 2

The correct option is C.
Both DNA and RNA are made up of four nitrogenous bases. The nitrogenous bases that are found in DNA are adenine, guanine, cytosine and thymine. The nitrogenous bases that are found in RNA are adenine, guanine, cytosine and uracil.