How are birds characterized, Biology

Assignment Help:

Q. Bird identity card. How are birds characterized according to examples of representing beings, basic morphology, respiration, skin, nitrogen waste, circulation,thermal control and types of reproduction?

Examples of representing beings: chickens, sparrows, parrots, ostriches, penguins. Basic morphology: pneumatic bones, aerodynamic body, feathers, horny beaks. Skin: impermeable feathers, keratinized, uropygial gland. Respiration: pulmonary, Circulation: complete and closed, heart with four chambers. Nitrogen waste: uric acid, Thermal control: homeothermic. Kind of reproduction: internal fecundation, sexual, shelled eggs with extraembryonic membranes.


Related Discussions:- How are birds characterized

explain alternative processing, Alternative polyadenylation sites Exa...

Alternative polyadenylation sites Exact pre-mRNAs hold more than single group of signal sequences for 3' end polyadenylation and cleavage.   In  some  cases,  the  area  of  t

What is digital periapical radiography, Q. What is Digital periapical radio...

Q. What is Digital periapical radiography? Digital radiographs can be subjected to image processing with which the images can be altered to achieve task specific image characte

Which animals maintain constant body temperature?, Which of the below terms...

Which of the below terms is used to describe animals which maintain a constant body temperature by producing heat by metabolic oxidations (muscle contractions) and losing excess he

Symptoms and signs of diabetes mellitus, Symptoms refer to the problems exp...

Symptoms refer to the problems expressed by the patients. Signs are obtained by a health professional from the patients by interacting with him, by conducting tests, etc. The sympt

Test hypothesis that vertebrates evolved from echinoderms, Q. Evolutionaril...

Q. Evolutionarily protochordates may be intermediate animals between invertebrates and vertebrates. Imagine a scientist is testing the hypothesis that vertebrates evolved from echi

What is action mechanism of antibiotic penicillin, Q. What is action mechan...

Q. What is action mechanism of antibiotic penicillin? Penicillin, discovered by the Scottish doctor Alexander Fleming in 1928, is a drug that inhibits enzymes essential for the

Enumerate the anatomic consequences of edentulism, Q. Enumerate the anatomi...

Q. Enumerate the anatomic consequences of edentulism? The anatomic consequences of edentulism include the effect of edentulism on bone and soft tissues. Basal bone forms the de

Eastern/western/venezuelan equine encephalitis, Eastern/Western/Venezuelan ...

Eastern/Western/Venezuelan equine encephalitis This encephalitis causing group of viral diseases of wild birds including pheasants, chickens, turkeys, ducks and pigeons with a

Strategie of the anti-retroviral drug used in aids treatment, Q. What are s...

Q. What are some strategies of the anti-retroviral drugs used in the AIDS treatment? The Anti-retroviral drugs used in AIDS treatment try to approach any of the several steps o

Loading and unloading of sieve tubes, Loading and Unloading of Sieve Tubes ...

Loading and Unloading of Sieve Tubes In order to understand the loading of food from manufacturing leaf cells to sieve tubes we must examine the anatomy of a minor vein shown

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