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Last Science 7 Unit

How do we classify animals? Kingdom, Phylum, Class, Order, Family, Genus Species
What are animals Multicellular organisms, have basic life functions
The way we name animals: its a 2 part naming system using Genus and species binomial nomenclature
When animals are named, we use what 2 classifications? Genus and species, (species is lower case)
Example of a mollusk snail
example of a crustacean crab, shrimp, lobster
example of an arachnid spider
example of a cnidarian jellyfish
Why is homeostasis important? It keeps an animal's internal conditions STABLE
Bilateral symmetry one line divides an animal into two mirror images
radial symmetry when many lines through a single point can divide an animal into many mirror images
What is so special about the symmetry of sponges? They have NO symmetry
*What are the 5 kingdoms? (presently 6) bacteria, protists, fungi, animals and plants
difference between invertebrates and vertebrates invertebrates have NO backbone...vertebrates DO!
Exoskeleton outer skeleton (think exo=exit...outside!)
endoskeleton have an inner skeleton (endo=inside!)
Created by: abisono