What do you mean by pneumatic bones, Biology

Assignment Help:

Q What are pneumatic bones?

Birds have lightweighted bones with internal spaces filled with air. These bones are called pneumatic bones this feature reduces the corporal density of the animal facilitating the flight.

Q. How is the respiratory system of birds characterized?

Like mammals and reptiles they make gas exchange through lungs.


Related Discussions:- What do you mean by pneumatic bones

Briefly explain about archenteron and blastopore, Q. What are the archenter...

Q. What are the archenteron and the blastopore? What is the stage of the embryonic development in which these structures are formed? What are the destinations of the archenteron an

T or F, The role of ATP hydrolysis in actin polymerization is similar to th...

The role of ATP hydrolysis in actin polymerization is similar to the role of GTP hydrolysis in tubulin polymerization: both serve to weaken the bounds in the polymer and thereby pr

Explain esterification, Explain Esterification The process of convertin...

Explain Esterification The process of converting an acid into an alkyl or aryl derivative. Most frequently the process consists of the reaction of an acid with an alcohol in th

Phylum prototozoa subphylums, 1.sarcomastigophora 2.sporozoa 3.cnidospora 4...

1.sarcomastigophora 2.sporozoa 3.cnidospora 4.ciliophora

Comparison of cabg and angioplasty, Comparison of CABG and Angioplasty : ...

Comparison of CABG and Angioplasty :  Results of six major randomized clinical trials of multi vessel angioplasty Vs CABG are now available. The main conclusions are: Patient

Show the regulation of blood pressure, Q. Show the Regulation of blood pres...

Q. Show the Regulation of blood pressure? Nervous System control of BP Maintains primarily an adequate systemic BP, and alters blood distribution in body to meet specific fu

Explain hyperglycaemic, Hyperglycaemic:- In the fasting state, glucose ...

Hyperglycaemic:- In the fasting state, glucose release from the liver increases due to the action of glucagon and in the muscle by epinephrine. Glucagon  also  enhances glucone

Define insect resistant crops in ecological way, Insect resistant crops (IR...

Insect resistant crops (IRC) Should reduce use of insecticides. This is beneficial to environment because:  -  More beneficial insects around as they are not killed by in

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