DNA Recall

How many strands do DNA have?

Answer explanation

DNA is the genetic material also called Deoxyribonucleic acid. It has two different strands attached together in the shape of a double helix.

How many strands do RNA have?

Answer explanation

RNA is a single-stranded molecule.

How do nucleotides in DNA pair?

• AT CG

• AU CG

• AB CD

• AG CT

How do nucleotides in RNA pair?

• AT CG

• AUCG

• AB CD

• AC UG

Compare the functions of DNA and RNA.