Carbon forms many complex molecules because it has

CH 4 Carbon Compounds Carbon is the backbone of life Living organisms consist mostly of carbon-based compounds. Carbon is unparalleled in its ability to form large, complex, and diverse molecules. With four valence electrons, carbon can form four covalent bonds with a variety of atoms.

it's     c       this is a cell (b) with a nucleus (c) containing dna (a). the dna is organized into chromosomes (d). a section of the chromosome that codes for a trait is called a gene (e).