How can we help?

You can also find more resources in our Help Center.

10 terms

Chapter 1

Levels of biological hierarchy
STUDY
PLAY
Biosphere
All the environments on earth that are inhabited by life
Ecosystems
All the living things in a particular area
Communities
Entire array of organisms in an ecosystem
Populations
All individuals of a species in the bounds of a specific area
Organisms
Individual living things
Organs and organ systems
Organs carry out particular function in the body. Organ systems are teams of organs that cooperate in a specific function
Tissues
Groups of similar cells
Cells
Fundamental units of structure and function
Organelles
Carious functional components that make up cells
Molecules
Chemical structure with two of more atoms