What is the embryonic characteristic, Biology

Assignment Help:

Q. What is the embryonic characteristic that evolutionarily makes echinoderms proximal to chordates?

Chordates and Echinoderms are deuterostomes that is in their embryonic development the blastopore turns into the anus. All other animals with complete digestive system are protostomes that is their blastopore originates the mouth.

The blastopore is the first opening of the digestive tube that appears in the embryonic development.


Related Discussions:- What is the embryonic characteristic

Class arachnida of phylum arthropoda, Class Arachnida of Phylum Arthropoda ...

Class Arachnida of Phylum Arthropoda Body divided into cephalothorax and abdomen. Cephalothorax along with four (4) pairs of legs; abdomen segmented or unsegmented, with or wi

What is an instance of a hypothesis, Q. What is an instance of a hypothesis...

Q. What is an instance of a hypothesis which may explicate why there is not a big representation of the class Reptilia found in Polar Regions? Beings of the class Reptilia are

How different are birds and reptiles, Q. How different are birds and reptil...

Q. How different are birds and reptiles concerning the maintenance of body temperature? Are birds rare in polar regions? Reptiles are heterothermic that is they do not control

Composition-atmosphere, Composition The present day composition of atmo...

Composition The present day composition of atmosphere is the product of a lengthy evolutionary process that began more than four billion years ago. It is composed of a mixture

Sql''s fifth concept - null, SQL's Fifth Concept - NULL Unfortunately...

SQL's Fifth Concept - NULL Unfortunately, SQL embraces a fifth concept, called NULL, an apparently simple little thing but one that has pervasive effects on our usual underst

Amphibia, an assignment of amphibians

an assignment of amphibians

Thermal fluctuations and bonds, The stabilization energy of a bond or inter...

The stabilization energy of a bond or interatomic interaction is the change in energy upon breakage of a bond between two atoms (i.e., the change in energy when the atoms are moved

Types of blastula, TYPES OF BLASTULA - Blastulas are of following type ...

TYPES OF BLASTULA - Blastulas are of following type -                    1 .       STEREOBLASTULA - The blastocoel is very small. It's blastomere are less in num

Where are the adrenal glands located, Q. Where are the adrenal glands locat...

Q. Where are the adrenal glands located? How many are they and what are their portions? Each adrenal gland is located on the top of each kidney (forming a hat-like structure fo

Define the nutritional and functional role of iodine, Minerals :- Iodine  ...

Minerals :- Iodine  Food Source      Iodised salt, sea food, plants and animals grown in areas where soil iodine is not depleted. Nutritional Functional role Esse

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