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

How plants control opening and closing of the stomata, How plants control t...

How plants control the opening and the closing of the stomata? The closing and the opening of the stomata depend upon the necessity of the plant to lose water and heat through

Who is aristotle - ancient greeks and romans, Who is Aristotle - the Stagir...

Who is Aristotle - the Stagirite? The ptodigious activity of Aristotle (384-323 B.C.) marks the climax of the Golden Age of Greece. The very existence of his works proves not s

Binary fission - types of asexual reproduction, Binary Fission - Types of A...

Binary Fission - Types of Asexual Reproduction Binary fission is a procedure in which an organism divides mitotically into two equal individuals which are generally identical

Can you explain cholera, Q. Can you explain Cholera? Cholera is one of ...

Q. Can you explain Cholera? Cholera is one of the diseases which had caused epidemics all over the world. The organism which causes the disease is Vibrio cholerae. It is an

Biodiversity and economics, With the survival and well-being of humans bein...

With the survival and well-being of humans beings so heavily dependent on biodiversity, its economic value assumes considerable importance. For instance the economic value of ecosy

How do kidneys participate in the blood volume control, Q. How do kidneys p...

Q. How do kidneys participate in the blood volume control? How is the blood volume of the body related to the arterial pressure? The kidneys and the hormones that act upon them

What is vascular cambium? what are their functions?, What is vascular cambi...

What is vascular cambium? What are their functions? The Vascular cambium is the secondary meristematic tissue that in roots and in the stem forms the vascular tissues phloem an

Pre-operative nursing management of cardiac surgical patient, PRE-OPERATIVE...

PRE-OPERATIVE NURSING MANAGEMENT OF CARDIAC SURGICAL PATIENTS Cardiac surgical patients generally get investigated thoroughly before getting referred to the surgeons. Many of

Intravenous route, Intravenous Route This route of administering drug...

Intravenous Route This route of administering drugs is becoming more popular in the paediatric practice. Purpose of this Route When rapid action is required.

What are the chloroplasts, Q What are the chloroplasts? What are the major ...

Q What are the chloroplasts? What are the major functions of chloroplasts? Chloroplasts are organelles present in the cytoplasm of algae and plant cells, like mitochondria, chl

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