Levels of Organization
1. Organisms
Living individual(s)
2. Organ Systems
Groups of organs that
accomplish a common purpose
3. Organs
Composed of two or more
tissue types that perform a
specific function for the body
4. Tissues
Groups of similar cells that have
a common function
8. Atoms
Tiny building blocks of matter
that combine to form molecules
7. Molecules
Covalently bonded atoms
Ex: Carbohydrates, lipids, etc.
6. Organelles
Specialized structures that carry
out life processes in the cell
5. Cells
Smallest unit of structure and
function of all living things