Atoms - The simplest/smallest units of matter., Molecules/Compounds - Groups of atoms that are bonded together., Cells - The most basic units of structure and function for living things., Tissue - A group of similar cells that work together to perform a specific function., Organs - Several tissues working together to perform a specific function., Organ Systems - A group of organs and tissues that work together to perform major functions in an organism., Organisms - An individual life form that is composed of many functioning organ systems., Population - A group of the same species of organism that live within a defined area., Ecosystem - Groups of organisms of various species that interact in a defined area.,

5.1 Levels of Complexity/Organization

Leaderboard

Visual style

Options

Switch template

Continue editing: ?