DNA is a complex

A) sex hormone.
B) genome.
C) molecule.
D) synapse.

Genome

The complete set of genes or genetic material present in a cell or organism.

Molecule

The smallest unit of a chemical compound that can exist; composed of two or more atoms bonded together.

Synapse

The junction between two neurons or between a neuron and a muscle, where electrical or chemical signals are transmitted across the gap.