Vertebrate
An animal that does have a backbone.
Invertebrate
An animal that does not have a backbone.
Vascular
Containing vessels that transport water and food.
Nonvascular
Containing no plant tissue through which food or water moves.
Fungus
Members of a kingdom that cannot make their own food and must absorb it from their environment.
Bacteria
Unicellular organisms that have cell membranes but no distinct nuclei.
Protist
A member of the kingdom Protista, which contains mostly unicellular organisms with distance nuclei.
Kingdom
The broadest group into which organisms are classified.