Multiple Choice
Unlike DNA, which typically forms a helical structure, different molecules of RNA can fold into a variety of three-dimensional shapes.This is largely because RNA
A) contains uracil and uses ribose as the sugar.
B) bases cannot form hydrogen bonds with each other.
C) nucleotides use a different chemical linkage between nucleotides compared to DNA.
D) is single-stranded.
Correct Answer:

Verified
Correct Answer:
Verified
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