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

Carrier ions like na+ facilitate the absorption of substance, Carrier ions ...

Carrier ions like Na+ facilitate the absorption of substances like: 1. amino acids and glucose 2. glucose and fatty acids 3. fatty acids and glycerol 4. fructose and so

Assets and capital stock accounts, Q. Assets and capital stock accounts? ...

Q. Assets and capital stock accounts? At the present extend the liabilities, assets and capital stock accounts in the Adjusted Trial Balance columns to the Balance Sheet column

Pathology of mitral regurgitation, Q. Pathology of mitral regurgitation? ...

Q. Pathology of mitral regurgitation? During left ventricular systole as the pressure rises in left ventricle, blood is pumped simultaneously both into aorta and left atrium. T

Explain adverse effects of cidofovir, Explain Adverse Effects of Cidofovir ...

Explain Adverse Effects of Cidofovir About 25% of patients discontinue cidofovir because of adverse effects such as nephrotoxicity, neutropenia and metabolic acidosis. Iritis,

Contrast the reproduction of bacteria with that of frogs, Contrast the repr...

Contrast the reproduction of bacteria with that of frogs. Bacteria replicate asexually by splitting in two. Frogs reproduce sexually by producing sperm and eggs. One sperm and

Molecular bio, he recombinant plasmid extracted from the surviving colonies...

he recombinant plasmid extracted from the surviving colonies contains a gene called SUC2 that codes for convertase, an enzyme needed to metabolize sucrose. Mutations in the SNF gen

History of quantitative impacts on biology, Show History of Quantitative Im...

Show History of Quantitative Impacts on Biology Quantitative threads have been woven into the fabric of biology since at least the late 19th century, when Malthus warned of the

Sterility in angiosperms, Sterility in Angiosperms Sterility in angios...

Sterility in Angiosperms Sterility in angiosperms may arise due to several causes. Either the anther may not be formed, or anthers are formed but meiosis may be abnormal. A

What is the basic role of botanic garden, Q. What is the basic Role of Bota...

Q. What is the basic Role of Botanic Garden? A botanic garden makes us to simply enjoy the beauty and variety of nature. The pleasure of admiring turns us into good naturalists

Define tips that should be followed before an event start, Define Tips that...

Define Tips that should be followed before an event Start? Before the event, following tips should be followed:   As the glycogen stores may be used up during night, a h

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