Answer:
The atom is the smallest and most fundamental unit of matter. The bonding of at least two atoms or more form molecules.
The simplest level of organization for living things is a single organelle, which is composed of aggregates of macromolecules.
The highest level of organization for living things is the biosphere; it encompasses all other levels.
The biological levels of organization of living things arranged from the simplest to most complex are: organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.
Explanation:
