science test 16

Biologist use the kingdom __ Ingerman Eucharia to classify all animals

animalia

Heterotrophic organisms, eukaryotic cells, no cell walls

All animals

Internal skeleton made of lightweight bones

Endoskeleton

Stiff plated outer covering called

Exoskeleton

Use water environment to fill a central cavity inside their bones to build up pressure for a structure called a

Hydro skeleton

Carbohydrate that is the primary chemical in providing support in plants

Cellulose

Animals that have no left and right side sides can be divided by a plane through their center in several places to form mirror images

Radial symmetry

All vertebrates are classified in one phylum __

Chordata

Many fashion other animals that live in water release eggs and sperm into the water, allowing the eggs to be fertilized outside the female’s body

External fertilization