Chemical Level of Organization

Definition

The chemical level of organization in anatomy and physiology is the most fundamental level, consisting of atoms and molecules essential to life. It serves as the building blocks for all biological forms and functions.

Related terms

Atoms:

The smallest units of matter that retain the identity of an element, serving as the basic building blocks for molecules.

Molecules:

Groups of two or more atoms bonded together that form the structural components of cells and tissues.

Biomolecules: Large complex molecules such as proteins, nucleic acids, carbohydrates, and lipids that are crucial for biological processes and structures in living organisms