Echinoderm - circulatory and nervous system, Biology

Assignment Help:

Q. Echinoderm identity card. How are echinoderms characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, respiratory system, digestive system, excretory system, circulatory system, nervous system and types of reproduction?

Examples of representing beings: sea cucumber, sea urchin, starfishes. Basic morphology: calcareous endoskeleton with spines, ambulacral system. Type of symmetry: secondary radial, Germ layers and coelom: triploblastics, coelomates. Digestive system: complete, deuterostomes. Respiratory system: nonexistent. Circulatory system: nonexistent. Excretory system: nonexistent. Nervous system: simple, nerve network without cephalization or ganglia. Types of reproduction: sexual, with larval stage.


Related Discussions:- Echinoderm - circulatory and nervous system

Tissue valves -surgical techniques, Tissue Valves :  Tissue valves mo...

Tissue Valves :  Tissue valves mounted on a frame with a sewing ring are inserted by the same technique as used in the case of prosthetic valves.

Explain non-starch polysaccharides, NON-STARCH POLYSACCHARIDES A polysa...

NON-STARCH POLYSACCHARIDES A polysaccharide often termed as complex carbohydrate. Besides starch, a mixture of substances called non starch polysaccharide (NSP), also constitut

Creating a zoobook, Animal class....phylum arthropoda subphylum arthropoda

Animal class....phylum arthropoda subphylum arthropoda

Determine the purposes of vital signs, Determine the purposes of vital sign...

Determine the purposes of vital signs The vital signs reflect the functioning of vital organs of the body i.e. heart, brain and lungs. They indicate the basic functions of body

Cardiac resynchronization therapy, This innovative, pacemaker-based approac...

This innovative, pacemaker-based approach to the treatment of patients with heart failure who have a wide QRS complex (>140 ms) on 12-lead ECG aims at providing electromechanical c

Control of aflatoxin, Q. Control of Aflatoxin? Control: Because aflatox...

Q. Control of Aflatoxin? Control: Because aflatoxins are potentially widespread in occurrence and have an insidious combination of acute and chronic toxicity, it is prudent to

What are some of the things scientists may do analyze data, What are some o...

What are some of the things scientists may do to analyze data? They may use statistics to determine relation- ships among variables, compare the data with those obtained in ot

How can amine groups be classified, Q. How can amine groups be classified? ...

Q. How can amine groups be classified? Amines can be classified into primary amines, those to which one -R (variable radical) is attached to a -NH 2 , secondary amines, those w

Fission - asexual reproduction, Normal 0 false false false ...

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

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