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

Light microscopy, LIGHT MICROSCOPY (LM) A study of the structure of organ...

LIGHT MICROSCOPY (LM) A study of the structure of organisms is an essential requirement of biology. However, unaided human eye cannot see objects smaller than 0.1 mrn(100 p) in d

Find percentage of daughters body received first degree, The Jones family w...

The Jones family was caught in a fire but escaped. Unfortunately the father and daughter suffered burns. The father had second degree burns on his chest, abdomen, and both arms, an

Analysis of different milk samples, could you please give me a data in the ...

could you please give me a data in the form of tabular column based on milk analysis which can be done in home itself?

What are the chiasms of homologous chromosomes, What are the "chiasms" of h...

What are the "chiasms" of homologous chromosomes seen in prophase I? Chiasms are intersections of two tracts in the form of X. The chiasms seen in prophase I are chromosome

Determine the diversity of biological evolution, Is crossing over important...

Is crossing over important for the diversity of biological evolution? Sexual reproduction and recombination of linked genes (crossing over) are, with mutations, the main instru

What type of selection is being demonstrated, If a cow develops a preferenc...

If a cow develops a preference for eating white four o'clock flowers and ignoring pink and red four o'clock flowers, what type of selection is being demonstrated? Would the cow eve

Mitral valve repair-indications for surgery, Mitral Valve Repair :  When...

Mitral Valve Repair :  Whenever possible, the valve has to be repaired rather than replaced. Preoperative investigations and a TEE done on the operating table will help the surg

Smooth muscles, Normal 0 false false false EN-IN X-NO...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

What is working of mouth in human body, What is Working of Mouth in human b...

What is Working of Mouth in human body? Food enters the digestive system through the mouth, where it is processed by the teeth and mixed with saliva, prior to being swallowed.

What are the proteins, Q. What are the proteins? How can the protein divers...

Q. What are the proteins? How can the protein diversity of living beings be described? Proteins are molecules made of sequences of amino acids bound by a peptide bond. The g

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