--%>
Assignment Help - homework help

Cyclostomes and fishes

In comparison to the cyclostomes (primitive vertebrates) specify the main novelties presented by the fishes?

E

Expert

Verified

Compared to the cyclostomes, evolutionary novelties presented by the fishes are:

a) Pectoral and pelvic fins,

b) Symmetric and paired;

c) Presence of mandibles.

   Related Questions in Biology

  • Q : Is fecundation in amphibians internal

    Is fecundation in amphibians internal or external? In this feature are amphibian’s evolutionarily proximal to fishes or to reptiles?

    		•
  • Q : Annelid

    How are Annelid characterized according to illustrations of representing beings, fundamental morphology, kind of symmetry, germ layers and coelom, excretory system, respiratory system, digestive system, circulatory system, nervous system and kinds of reproduction?

    		•
  • Q : Main difference among chorion and amnion

    What is the main difference among chorion and amnion?

    		•
  • Q : Gray matter and white matter of the

    State some of the respective constituents of gray matter and of white matter of the spinal cord?

    		•
  • Q : What is Product Development Product

    Product Development: A new service or product for the market is process developing. This kind of development is seem as the preliminary step in service or product development and includes various steps which should be completed before the product can

    		•
  • Q : Why is buprenorphine less addictive

    Why is buprenorphine less addictive than other opioids (such as fentanyl) - is it understandable by its strength of binding to the general receptor?

    		•
  • Q : Morphological characteristics of birds

    Write the main morphological characteristics of birds?

    		•
  • Q : Eyelids in amphibians Describe why the

    Describe why the occurrence of eyelids in amphibians exist while they are absent in fishes in adaptation to terrestrial life?

    		•
  • Q : Role of messenger RNA and ribosome for

    What is the main role of messenger RNA and ribosome for the protein synthesis?

    		•
  • Q : State Project Scope Project Scope : A)

    Project Scope:A) Setting the boundaries (i.e. the scope) of the project is an essential first step averts the danger of project “creep” helps to structure the project and assign responsibilities