What do nucleic acids and the nucleus have in common?

Hi, well i think  the common point is chemistry, a nucleus is composed of electrons, neutrons and protons linked by covalent bonds, well the nucleic acids, our DNA is also linked by chemical forces, which makes the links are bridges are H-H bridges and links covalent between C-H and C-C.

Interacting group of various species in a common location. for example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community.