Part 1:
Classification of Hippospongia lachne (the type of sponge used to clean with) is given including, Kingdom, Phylum, Class, Order, Family, Genus, Species.
A definition of spongin is given.
A description of three basic types of cells that make up a sponge is given.
Part 2:
An explanation of how sponges eat and gain nutrients is given.
An explanation of the two ways sponges reproduce is give.
The type of sponge cell that a synthetic sponge mimics is given.
An explanation of how a synthetic sponge mimics a live sponge to pick up dirt is given.