Evolutionary novelty presented by annelids, Biology

Assignment Help:

Q. What is the major evolutionary novelty presented by annelids?

The main evolutionary novelty presented by the beings of the phylum Annelida is the coelom, the internal body cavity totally covered by mesoderm, a feature also present in arthropods, molluscs, chordates and echinoderms. acoelomate are Platyhelminthes and nematodes are pseudocoelomate (their internal cavity is partially covered by mesoderm).

Another significant evolutionary novelty of the annelids is the closed circulatory system.


Related Discussions:- Evolutionary novelty presented by annelids

Molluscus, what are the ecological importance of molluscus

what are the ecological importance of molluscus

Principle of echocardiography, Echocardiography Utilizes principle of ultra...

Echocardiography Utilizes principle of ultrasound for visualization of heart and great vessels. It uses sound in the frequency of 1-10 MHz. As the frequency of probe increase

Explain about the dehydration or drying, Explain about the Dehydration or D...

Explain about the Dehydration or Drying? The technique of drying is the oldest method of food preservation practiced by mankind. The removal of moisture, which is actually dehy

Define compartments of extracellular fluid, Define Compartments of Extracel...

Define Compartments of Extracellular Fluid? The extracellular fluid compartment is further subdivided into several smaller compartments. These include: 1. Plasma 2. The i

Difference, 1:What is the difference between TERGA and STERNA? 2:What is th...

1:What is the difference between TERGA and STERNA? 2:What is the difference between AMPHID and PHASMID?

Role of microorganism in fermentation foods, Normal 0 false f...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Nutrition in animals, filter feeding mode of nutrition is observed in- a) a...

filter feeding mode of nutrition is observed in- a) amoeba b) euglena c)paramoecium d) all of the above

Agricultural activities - cause of air pollution, Agricultural activities -...

Agricultural activities - Cause of Air Pollution Agricultural activities too are a major cause of air pollution. About 60 to 65% of carbon dioxide is produced from burning of

Carpentier-technique of operation, Carpentier: Edwards or similar annul...

Carpentier: Edwards or similar annuloplasty ring is then sutured into place by interrupted sutures to support the repair and reduce the annulus to a measured amount. The ring m

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd