Tree of Life

Procaryotes are classified into

The two major groups of decomposing organisms include

An example of a parasitic symbiotic relationship would be

Most of the animals alive today are

The first time organ systems are seen in the animal kingdom are with the 

The most complex organisms on the tree of life include

Green plants normally do not live deep in the ocean because

Animals probably evolved from

Heterotrophic eucaryotes that digest their food externally and absorb the molecules are the

The kingdoms plantae, fungi and animalia have their origins in the 

All animals

The reason that mosses and ferns must live near water is because they

Plants have their origins from the

The largest animal phylum characterized by jointed legs, segmented bodies and exoskeletons is

The evolution of the eucaryotic cell gave rise to the Kingdom

The simplest of all animals not yet at a tissue level are commonly called

Archaebacteria have been placed in their own domain and kingdom because

The dominant form of plant life today are the

The simplest of all plants are the 

In order to be classified in the Kingdom Animalia an organism must be