Which pair of characteristics of RNA enables it to take on different shapes that allow it to bind to diverse substances in solution and to speed up chemical reactions?
|Its capacity for forming hydrogen bonds and its hydrophilic nature.|
|Its linear structure and repeating phosphodiester bonds.|
|Its pentose sugars and phosphate groups.|
|Its hydroxyl groups bound to sugar residues and its ability to hydrolyze into nucleotide monomers.|
|Its single-stranded structure and complementary base pairs.|