The examples of nucleic acids from your list are:
DNA, RNA
Nucleic acids are biological molecules essential for life, and they include deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). The other groups you listed consist of different types of biomolecules:
- Fats, oils, waxes, steroids - These are lipids.
- Sugars, starch, cellulose, chitin - These are carbohydrates.
- Enzymes, insulin, connective tissue, keratin, hemoglobin - These are proteins.