Explain evolutionary relationship among animal groups, Biology

Assignment Help:

Evolutionary relationship among various animal groups is depicted in the cladogram given below. P, Q and R respectively shown:

1243_biology.png

a.  Vertebrae, hair and four limbs.

b.  Bony skeleton, hair and amniotic eggs.

c.  Vertebrae, amniotic eggs and hair.

d.   Respiration by skin, lungs and poikilothermy.

 

 


Related Discussions:- Explain evolutionary relationship among animal groups

#Erosion, In what ways does over-grazing lead to soil erosion?

In what ways does over-grazing lead to soil erosion?

Describe a. the factors responsible for promoting lactation, Describe a. th...

Describe a. the factors responsible for promoting lactation, and b. the mechanism responsible for the cessation of lactation when a mother weans her baby.

Ozone layer and its depletion, About 90% of ozone of atmosphere resides in ...

About 90% of ozone of atmosphere resides in stratosphere (16 to 40 km) layer of atmosphere as ozone layer. It protects life on this planet from harmful U.V. radiations. In absence

What are holandric genes, What are holandric genes? Holandric genes are...

What are holandric genes? Holandric genes are genes situated in the nonhomologous region of the Y chromosome. Holandric genes condition phenotypes that emerge only in men as in

Skeletal system - cerebro-spinal fluid, Cerebro-spinal Fluid - Formed m...

Cerebro-spinal Fluid - Formed mainly by choroid plexus and ependyma of ventricles. It comes out of medulla oblongeta by foramen of magandie and lushka . Slightly alkalin

Explain the role of solutions, Explain the role of solutions? Solution...

Explain the role of solutions? Solutions:  A solution consists of a liquid solvent plus substances dissolved in it, called solutes. Solutes may be ions, atoms, or small molec

What do you mean by pollen, Q. What do you mean by pollen? Pollen grain...

Q. What do you mean by pollen? Pollen grains are the male gametophytes of the phanerogamic (flowering) plants So within the pollen grains the male gametes of these plants are f

Why the two dna polymerase proteins are oriented in opposite, Which of the ...

Which of the following best defines why the two DNA polymerase proteins that are held by the sliding clamp are oriented in opposite directions? A. The efficiency of replication

Briefly explain about the chromium, Briefly Explain about the Chromium? ...

Briefly Explain about the Chromium? As you will go through this section, you will realize that compared to other minerals, the essentiality of chromium was recognized very late

How nondisjunction in meiosis i and meiosis ii look in males, How does nond...

How does nondisjunction in meiosis I and meiosis II look in males and females? Diagram it.

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