Navigation Links
Nephridium


nephridium
tubular excretory organ of lower animals such as earthworms
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
Full article >>>

nephridium pl. nephridia
[Gk. nephros, kidney]
A tubular excretory structure found in many invertebrates.
Full article >>>

nephridium The excretory organ in þatworms and other invertebrates; a blind-ended tubule that expels waste through an excretory pore.
Full article >>>

nephridium One of the segmentally arranged, paired excretory tubules of many invertebrates, notably the annelids.
Full article >>>

nephridium
(pl. nephridia) A primitive excretory organ present in many invertebrates, for example, the earthworm, in the form of a tube that opens at one end to the exterior. The other end may open into the coelom or may terminate in a flame cell.
Full article >>>

Nervous System (with brain).
Excretory System (nephridium or nephridia).
Circulatory System (open circulatory system).
Respiratory System (gills or lungs).
Full article >>>


'"/>


See more about: Nephridium

TAG: Nephridium
Other biology dictionary
(Date:1/6/2009)...ts have discovered a new way for bacteria to trans...finding that raises the unsettling possibility tha...iding factors may be more common than previously i...ists from NYU School of Medicine discovered that S...auses toxic shock syndrome and many other types of...
(Date:1/6/2009)...ates back at least 8,000 years but it seems we sti...le for turning milk into cheese., Now an internat...s identified a new line of bacteria they believe a...heeses. , The team used DNA fingerprinting techni...robes on the French cheese Reblochon. , One of Fr...
(Date:1/6/2009)...hat helps proteins migrate in and out of the cell,...amilies at higher risk for the degenerative brain ... This is the conclusion of a global study to be p...Genetics , and currently posted online, that was l...ital Medical Center. , Researchers investigated ...
(Date:1/6/2009)...mulas are better reconstituted with fruit juice an...growth of meningitis bacteria, according to recent...oday in the Society for Applied Microbiology journ...that Cronobacter species do not grow in wheat-base...a recently defined genus of bacteria and was previ...
Breaking Biology News(10 mins):NYU scientists discover dangerous new method for bacterial toxin transfer 2NYU scientists discover dangerous new method for bacterial toxin transfer 3NYU scientists discover dangerous new method for bacterial toxin transfer 4Wonderful cheese is all in the culture 2Genetic mutation causes familial susceptibility for degenerative brain disease 2Genetic mutation causes familial susceptibility for degenerative brain disease 3Local School Wins National got milk 3F 28R 29 Healthiest Student Bodies Contest 8035 1Local School Wins National got milk 3F 28R 29 Healthiest Student Bodies Contest 8035 2Local School Wins National got milk 3F 28R 29 Healthiest Student Bodies Contest 8035 3Amedica Receives FDA Special 510 28k 29 Clearance for its Valeo 28TM 29 Ceramic Spinal Implant 8030 1Amedica Receives FDA Special 510 28k 29 Clearance for its Valeo 28TM 29 Ceramic Spinal Implant 8030 2High Meat Consumption Linked to Heightened Cancer Risk 8025 1High Meat Consumption Linked to Heightened Cancer Risk 8025 2High Meat Consumption Linked to Heightened Cancer Risk 8025 3High Meat Consumption Linked to Heightened Cancer Risk 8025 4Panomics Inc 3A Recipient of the Frost 26 Sullivan 2007 United States Drug Discovery Technologies Entrepreneurial Company of the Year Award 8020 1Panomics Inc 3A Recipient of the Frost 26 Sullivan 2007 United States Drug Discovery Technologies Entrepreneurial Company of the Year Award 8020 2Panomics Inc 3A Recipient of the Frost 26 Sullivan 2007 United States Drug Discovery Technologies Entrepreneurial Company of the Year Award 8020 3
...plants trigger a cascade of genetic reactions that...Riverside Professor of Plant Cell Biology Jian-Kan... reaction regulates that genetic cascade. , Zhu,s ...on of the Proceedings of the National Academy of S...f Plant Cold Responses, HOS1 is a RING E3 Ligase T...
... the Exxon Valdez ran aground in Alaska’s Prince W...t remnants of the worst oil spill in U.S. history ...hought, increasing the probability that the oil is... The finding appears today on the Web site of the ...l Science & Technology . , The study, by resea...
...tes estrogen receptors in breast cancer may play a...-estrogen tamoxifen treatment, according to a stud...nstitute. , Pak 1 is a member of a family of pro...e expression, cell movement, and cell death. Prev...his protein may lead to more invasive breast cance...
...e referred to as Type 1 diabetes, results from sel... islet beta cells by the body,s immune system. Isl...nd are made up of two types of cells: alpha cells,...vel of glucose (sugar) in the blood, and beta cell...e May 12 issue of The Journal of Biological Chemis...
Other Biology News:Plant protection from cold decoded 2Exxon Valdez oil found in tidal feeding grounds of ducks, sea otters 2Pak1 expression increases tamoxifen resistance in breast cancer patients 2New study reveals signaling pathways required for expansion of pancreas stem cells 2New study reveals signaling pathways required for expansion of pancreas stem cells 3