Answer: The best description of the genetic material is D. DNA is located in the nucleus.
DNA ( deoxyribonucleic acid) is considered as the genetic material of all living organisms. It carries information from one generation to the next generation in the form of nucleotide sequences. It forms a double helical structure with the help of its two complementary strands. It is present in the nucleus of all eukaryotic cells and cytoplasm of all prokaryotic cells.
Thus, the correct answer for the genetic material is D. DNA is located in the nucleus