Nucleic acids have important genetic materials, these are

Nucleic acids have important genetic materials, these are Genes and Chromosomes.
Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that functions in one or more types of cells in the body.
Chromosomes are structures within cells that contain a person's genes. Genes are contained in chromosomes, which are in the cell nucleus.