Describe cutaneous diffusion, Biology

Assignment Help:

Q. In arthropods why isn't gas exchange done through cutaneous diffusion?

In arthropods the impermeability of the exoskeleton makes the way of gases difficult. In addition the new methods of respiration present in arthropods were preserved by evolution because they were more capable for those animals.


Related Discussions:- Describe cutaneous diffusion

Assume the effect on turnover, Explain two ways in which a changing climate...

Explain two ways in which a changing climate may impact the nutrient cycle. Predict  the effect on turnover.

Define protein requirements of children up to age of 2 years, Define protei...

Define protein requirements of children up to age of 2 years? Infants and children up to age of 2 years should consume about 40% energy from fat (i.e. 40 en%). Fat is an import

What is modified blalock-taussig shunt explain, What is Modified Blalock-Ta...

What is Modified Blalock-Taussig Shunt explain? This is usually done by interpositioning a PTFE (Goretex) graft of 3.5 or 4 mm in a neonate. It is better done by a left lateral

General process of post-hatching growth in insects, General process of post...

General process of post-hatching growth in insects While a young insect hatches out from an egg it is covered by a firm, inflexible, sclerotized cuticle, which because of its

Explain about regenerative therapy, Explain about Regenerative therapy   ...

Explain about Regenerative therapy   Is also used to achieve the above objectives but with the ultimate goal of regeneration of lost bone tissue.

Diplotene and diakinesis, Diplotene: The paired chromosomes repel eac...

Diplotene: The paired chromosomes repel each other and begin to separate. Separation however, is not completed, because homologous chromosomes remain united by their point

How is the nervous system of nematodes organized, Q. How is the nervous sys...

Q. How is the nervous system of nematodes organized? Where are the neural chords located in their body? Roundworms have a ganglial nervous system with an anterior neural ring r

Genetic defect in pyruvate dehydrogenase, Genetic Defect in Pyruvate Dehydr...

Genetic Defect in Pyruvate Dehydrogenase A defed in any of  the protein subunits of PDH can result in decrease or complete loss of  activity. Severe cases are usually fatal. Sy

Define some precautions for estimation of amount of bacteria, Define some P...

Define some Precautions for Estimation of the Amount of Bacteria? 1. Dilution should be made carefully. 2. Use fresh sterile pipette for making each dilution. 3. Aseptic

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