Answer: The correct answer for the blank is- consist of DNA and RNA.
Nucleic acid is one the four biological macromolecules that is essential for the living organisms. It includes DNA ( deoxyribonucleic acid) and RNA ( ribonucleic acid).
They possesses the genetic information in the form of nucleotide sequences ( which are the monomers of nucleic acid) that is passed from parents to their next generation. DNA is first converted into mRNA ( messenger RNA), which is then converted into proteins. The protein depicts specific traits and function in the individual.
DNA is considered as the genetic material of all living organisms.