The system of naming organisms scientifically,

developed by Carolus Linnaeus; uses the genus and species name to identify an organism

A organized way of classification based on a diagram that uses shared characteristics between groups of organisms and their common ancestor.

A tool used to classify an organism through a series of questions with only two possible answers

An organism that must consume other organisms

for energy

Composed of more than one cell

A cell lacking a nucleus or any other

membrane-enclosed organelle

The most specific level of organism classification that contains only one type of organism; the second part of the organism's scientific name

Composed of a single cell

A cell with a defined nucleus and membrane-bound organelles

Domain ___ are unicellular organisms that live in harsh environments .

Domain ____ are unicellular organisms that can be found everywhere from your skin, to tables and your intestines. They can be helpful or harmful.

Domain ____ contains multicellular organisms and has the kingdoms: Plantae, Protista, Animalia, and Fungi.

Which of the following levels of classification is the smallest, most specific group of organisms?