Carbon

All living things contain carbon in some form, as it is the primary component of macromolecules including proteins, lipids, nucleic acids (RNA and DNA), and carbohydrates. Black carbon is represented by coal, gray carbon is represented by graphite, and transparent carbon is represented by diamond.

Toate fiintele vii contin carbon intr-o anumita forma, deoarece este componenta principala a macromoleculelor, inclusiv proteinele, lipidele, acizii nucleici (ARN si ADN) si carbohidratii. Carbonul negru este reprezentat de carbune, carbonul gri este reprezentat de grafit, iar carbonul transparent este reprezentat de diamant.