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

Explain the types of fats, Jillian and Michael are in their freshman year a...

Jillian and Michael are in their freshman year at college. The two have been friends since grade school and the two of them enjoy getting together for dinner. Michael typically

Define can we improve the nutritive value of protein, Define Can we improve...

Define Can we improve the nutritive value of protein? Yes, as discussed above, the nutritive value of a protein can be improved in two ways: (1) by mutual supplementation, that

Three sources of energy which do not depend on fossil fuel, Name three sour...

Name three sources of energy which do not depend on fossil fuel. Sources of energy which do not rely on fossil fuel are water (hydroelectric generation), wind, tidal power, wav

What are the features of retrograde peri-implantitis, The Features of Retro...

The Features of Retrograde Peri-Implantitis include: - Periapical Bone loss without gingival inflammation. - Microflora consisting mainly of streptococci and nonmotile organ

Show examples of annelids, Q What are the few examples of annelids? Ear...

Q What are the few examples of annelids? Earthworms, lugworms and leeches. Q. Which are the morphological features that differentiate the beings of the phylum Annelida from

Determine minerals requirements at high altitude, Determine Minerals Requir...

Determine Minerals Requirements at high altitude? Increased urinary excretion of Nat and K + on exposure to hypoxia is reported while some workers have found only increase in

What are cerebrospinal and meninges fluid, Q. What are cerebrospinal and me...

Q. What are cerebrospinal and meninges fluid? Meninges are the membranes that protect and the enclose central nervous system (CNS). Cerebrospinal fluid is the fluid that separa

SCINCE, I WANT JOB FOR TEACHING SCINCE SUBJECT FOR ONLINE

I WANT JOB FOR TEACHING SCINCE SUBJECT FOR ONLINE

Oxidation of unsaturated fatty acids, Unsaturated fatty acids require some ...

Unsaturated fatty acids require some additional processing before they can be degraded completely by β-oxidation.  The Unsaturated fatty acyl CoAs with double bonds at odd-numbered

What will occur to the levels above of secondary consumers, In the short te...

In the short term what will occur to the levels above and below a population of secondary consumers of a numeric pyramid if a large number of individuals from this population dies?

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