<img src="https://d5nxst8fruw4z.cloudfront.net/atrk.gif?account=iA1Pi1a8Dy00ym" style="display:none" height="1" width="1" alt="" />
Dismiss
Skip Navigation

Sponges

Primitive multicellular organisms that do not move and only have cellular organization, more like a single tissue.

Atoms Practice
%
Progress
 
 
 
MEMORY METER
This indicates how strong in your memory this concept is
Practice
Progress
%
Practice Now
Turn In
Sponges Practice
By CK-12
SCI.BIO.821.1
Please wait...
Please wait...