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

Proteins made by the same total number of amino acid, Are there different p...

Are there different proteins made by the same total number of amino acids? Different proteins with the similar total number of amino acids may exist. In such cases the separati

Explain the food intolerance, Explain the Food Intolerance? What is foo...

Explain the Food Intolerance? What is food intolerance? How does it differ from food allergy? Food intolerance like food allergy is an adverse reaction to food. Food intoleranc

Rabbit, reproductive system of rabbit

reproductive system of rabbit

Define the toxicity of vitamin b12, Define the Toxicity of Vitamin B 12 ? ...

Define the Toxicity of Vitamin B 12 ? Intake of 1000 μg vitamin B 12 has never been reported to have any side-effects.  Similar large amounts have been used in some preparati

Tertiary prevention -community mental health programme, Tertiary Prevention...

Tertiary Prevention: In tertiary prevention, emphasis is placed on reducing disability resulting from illness. Tertiary prevention often means long term care. Disability may r

Explain some limitations of most probable number, Explain some Limitations ...

Explain some Limitations of Most Probable Number? 1. Large quantity of glassware is required. 2. Colony morphology cannot be determined. 3. It lacks precision.

Fire and cookery , Fire and Cookery : Fire and Cookery where and when f...

Fire and Cookery : Fire and Cookery where and when fiie came to be used  is not known.  Fire, to start with, must have been a frightening thing, giving rise to many myths and l

Segmentation - metazoa, Segmentation - Metazoa Segmentation or metamer...

Segmentation - Metazoa Segmentation or metamerism is the division of the body into smaller transverse compartments along the anterior-posterior axis. Segmentation is widesprea

Ethidium bromide, Ethidium Bromide  intercalates within structure of the nu...

Ethidium Bromide  intercalates within structure of the nucleic acids in such a manner that they fluoresce under the UV light. Ethidium bromide staining is generally used to visuali

Describe class holothuroidea in details, Describe Class Holothuroidea in de...

Describe Class Holothuroidea in details? Members of this Class resemble soft and squishy cucumbers lying on their sides on the bottom of the sea. On first glance, they appear n

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