The crossword solution for the term DNA is 'INTELLIGENT', which has 11 letters. DNA, or deoxyribonucleic acid, is a molecule that carries genetic information in all living organisms. It is composed of two strands that are intertwined in a double helix structure and contains four nitrogenous bases: adenine, thymine, guanine, and cytosine. DNA is responsible for the development and functioning of all living organisms, making it an incredibly INTELLIGENT molecule.