How are amphibians characterized, Biology

Assignment Help:

Q. Amphibian identity card. How are amphibians characterized according to examples of representing beings, basic morphology, circulation, skin, nitrogen waste, respiration, thermal control and types of reproduction?

Instances of representing beings: toads, frogs, salamanders. Basic morphology: two pairs of eyelids, limbs, hydrodynamic larvae. Skin: permeable and moist, mucous glands. Respiration: pulmonary and cutaneous, branchial in larval stage. Circulation: incomplete, closed, heart with three chambers without interventricular septum. Nitrogen waste: urea, Thermal control: heterothermic. Kind of reproduction: water dependant, sexual, aquatic larval stage and external fecundation.


Related Discussions:- How are amphibians characterized

Fortification to prevention of iron deficiency anaemia, Define Fortificatio...

Define Fortification to prevention of iron deficiency anaemia? Food fortification is one of the alternatives that ensure consumption of the nutrient regularly in daily diet. Fo

Describe the advantages of sulphur, Describe the advantages of sulphur ...

Describe the advantages of sulphur Sulphur also increases the oil content of crops such as flax and soyabeans. Disulphide linkages ( -S-S-) have recently been associated with

Physiology of respiration, PHYSIOLOG Y OF RESPIRATION - 1 .      EXC...

PHYSIOLOG Y OF RESPIRATION - 1 .      EXCHANGE OF GASES - It is Haemotasis. It takes place in Alveoli between alveolar air and arterial cappilary by diffusion i.e., f

Obsessive compulsive disorder (ocd), OBSESSIVE COMPULSIVE DISORDER (OCD): ...

OBSESSIVE COMPULSIVE DISORDER (OCD): OCD is another common neurotic disorder seen in the hospital.  Definition  Obsessive Compulsive Disorder is  the disorder characte

Which of the processes results in the atp, Which of the processes results i...

Which of the processes results in the most ATP production within a cell?

How can we increase of total peripheral resistance, How can we increase of ...

How can we increase of total peripheral resistance?   A.  A decrease in the diameter of every arteriole.   B.  An increase of sympathetic discharge to all the smooth muscles

What do you mean by transition period, Q. What do you mean by Transition Pe...

Q. What do you mean by Transition Period? The transition period from the Renaissance to the Modern period produced many notable workers and much literature. Botanists gradually

Xerarch - kinds of succession, Xerarch - Kinds of Succession When the ...

Xerarch - Kinds of Succession When the succession takes place in drier area, i.e., the succession progresses from xeric to mesic conditions. It is further subdivided as:

Categories of benthic flowering plants, Categories of benthic flowering pla...

Categories of benthic flowering plants Zone of emergent plants Consisting of plants whose roots and stems remain submerged in water and whose upper leaves and ste

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