Question

what is one way that rna differs from dna?
o it is single - stranded.
o it is not soluble in water.
o it forms a double helix.
o it has no nucleus.

Explanation:

DNA is usually double - stranded while RNA is often single - stranded. Both are soluble in water, only DNA forms a double helix, and neither RNA nor DNA has a nucleus as they are nucleic acids, not cells.

Answer:

It is single - stranded.