--%>
Assignment Help - homework help

Structures shared by each and every chordate

Describe the three structures shared by each and every chordate which characterize the group?

E

Expert

Verified

Each and every beings of phylum Chordata contain branchial clefts in the pharynx (in certain species present merely in the embryo), notochord (replaced by the spinal column in vertebrates) and in dorsal neural tube.

   Related Questions in Biology

  • Q : Difference between diabetes mellitus

    Explain the main difference between diabetes mellitus and diabetes insipidus? Mention the characteristic signs of diabetes insipidus?

    		•
  • Q : Assessment and Refinement of the

    Assessment and Refinement of the Structure: The structural features of the models developed using the homology modeling should reasonably match the proteins three dimensional structure. That is, researchers have analyzed three-dimensional structures o

    		•
  • Q : Explain about the acrosome of a sperm

    Explain about the acrosome of a sperm cell? And mention that how is it formed?

    		•
  • Q : Organs secreted through growing ovarian

    Illustrate the name of hormone which is secreted through the growing ovarian follicles? Write down the action of this hormone upon the uterus?

    		•
  • Q : Explain the term evolutionary tree

    Explain the term evolutionary tree? Is there an accurate evolutionary tree known by science which describes the emergence and origin of each and every kind of living being?

    		•
  • Q : Conditions when Ionization occurs What

    What are the conditions when Ionization takes place?

    		•
  • Q : Erikson Stages of Personality -

    Erikson criticized the heavy emphasis given by Freud on the sexual and biological factors in the developing personality. He felt that relatively more attention should be given to the social factor. Erikson identified eight stages of life that characterize the unending development of a person. He

    		•
  • Q : What is Strategic Alliance Strategic

    Strategic Alliance: It is an arrangement between two companies which have decided to share resources to undertake a particular, mutually valuable project. Strategic alliance is less concerned and less permanent than a joint venture, in which two compa

    		•
  • Q : Examples of representing being basic

    How are mammals categorized according to examples of representing beings, basic morphology, nitrogen waste, skin, circulation, respiration, thermal control and kinds of reproduction?

    		•
  • Q : Is platyhelminthes less or more

    Is the nervous system in platyhelminthes less or more sophisticated than in cnidarians? What are the major neural structures found in flat-worms? How is this neural organization significant for the diversity of biological niches explored by the specie

    		•