 Origin  Evolution  Collar cells  Uses of collar cells

 Diversity  Species #  Variety

 Kingdom  Phylum  They are mostly  # of cells  Body contains

 Symmetry  Interior surface  Choanocyte

 Beating  Create  Capture

 Collar is made of  Why?

 The food particles then  How?

 Efficient? Non-efficient?  Why? ▪ Lots of collar cells working together

 Made of?  Spicules –  Spongin –

Fun fact: When you wash with natural sponges, this is the portion you wash/exfoliate with!

 Reproduce asexually  By? 2 months  Larva  Adults Budding Sexual Sponge Love SceneSponge Love Scene #2 Sponge Love Scene #1

1. Asconoid  Def  Characteristics

2. Syconoid  Def  Characteristics

3. Leuconoid  Def  Characteristics

 Kingdom:  Phylum:  Class Calcarea  Class Hexactinellida  Class Demospongiae

 Spicules  Made of  Shape  Body types?

 Spicules  Made of?  Description  Body types?  Often called?

 Spicules  Made of  Description  Body types?  Other characteristics

 Kingdom  Phylum  Examples:  Where do they live???

 Symmetry  Head region?  Two basic types: 1. Name, def, examples 2. Name, def, examples

 Polyp –  Lifestyle of polyps?  Body shape?  Mouth

 Medusa –  Lifestyle?  Body shape?  Mouth

 Body forms?  Reproduction  Polyp  Medusa

 Two layered body  Epidermis – ▪ Def ▪ Derived from?  Gastrodermis – ▪ Def ▪ Derived from? ▪ Lines the ▪ Main function

 Tentacles contain  Function  Characteristics  Nematocyst

 Stinging cells  Contain  When do they uncoil?  Contain

Nematocyst Firing

 Class Hydrozoa  Class Scyphozoa  Class Cubozoa  Class Anthozoa

 Solitary  Colonial  Reproduce?  Where do they live?  Examples:

Polyp Medusa

 Movement  Body form  Where do they live?  Organs?  Examples:

 Movement  Body form  Where do they live?  Characteristics?  Examples:

 Movement  Body form  Where do they live?  Examples:  Exist in three subclasses ▪ Subclass Hexacorallia ▪ Subclass Ceriantipatharia ▪ Subclass Octocoral

 Human Uses  Bioindicators: ▪ Sponges ▪ Filter ▪ Pollutants ▪ Corals: ▪ sensitive to  Help protect

 Biomedical/Pharmaceutical industry 1.? 2.?  Consumer products 1.? 2.?

 In the Environment  Form of  Many symbiotic relationships  Corals and Sponges ▪ The most abundant ▪ Base of ▪ May be used as ▪ Ex:

 Other relationships  Cnidarians with (protists)— ▪ Form  Homes for ▪ use sponges as homes ▪ Coral reefs provide

 Protection  Fish use (Ex: )  Coats itself with from sea anemone, ▪ Therefore the sea anemone does not ▪ Tentacles protect