geoff2pogz_143
Jul 8, 2009, 09:33 PM
What is nephridial system?
Google (http://www.google.com/#hl=en&q=nephridial+system&aq=f&oq=&aqi=&fp=ADrf44LAAa8)
asking
Jul 13, 2009, 09:45 AM
Kidneys are made of lots of nephridia. If you do not have a textbook that explains this, try wikipedia. Look up "kidney" and "nephridium" and go from there.
Good luck!