Sponges
Dalton Elleman
Levels of Organization
Sponges have three layers tissues, organs and organ systems
Symmetry
Different sponge species have different types of symmetry. Sponges can have Radial symmetry, Bilateral symmetry, and asymmetry.
Cephalization
Sponges don't have any cephalization.
Body Cavity
Sponges are acoelomates but have a fluid filled center where they pass nutrients through constantly to keep absorbing nutrients the sponge needs to keep living.
Digestive, Circulatory, Respiratory,and Excretory Systems
Sponges do not have
Proof They're Early Life
Sponges don't have segmentation or any sort of nervous system to speak of.
Reproductive System
Sponges can reproduce both sexually and asexually. Every cell in a sponges body contains the information to make another sponge meaning you can blend a sponge up in a blender and when everything settles more sponges will begin to form.
Sponge Reaggregation