The two nucleotide chains of RNA twist into a double helix shape. true or false

True

Explanation:

The ladder is twisted into a spiral shape called a double helix.

False

Explanation:

In DNA, there are four possible nitrogen bases - adenine (A), guanine (G), cytosine (C), and thymine (T). In DNA, nucleotides combine to form two long chains that intertwine with each other, like a ladder that has twisted into a spiral.