Concept of punctuated equilibrium, Biology

Assignment Help:

A species of trilobite was found in the fossil record. At its first appearance, it is similar to an ancestor species but differs from the ancestor in several key characteristics. It seems to change little over several million years, then is extinct. This illustrates the concept ofA species of trilobite was found in the fossil record. At its first appearance, it is similar to an ancestor species but differs from the ancestor in several key characteristics. It seems to change little over several million years, then is extinct. This illustrates the concept of punctuated equilibrium. gradualism. developmental evolution. anagenesis. evo-devo.


Related Discussions:- Concept of punctuated equilibrium

Bacterial diseases - salmonella infections, S almonella i n f e c...

S almonella i n f e c tions The term salmonellosis is a used for several Salmonella infections of humans and animals caused by   Salmonella Enterica and S. Bong

Byproducts of high energy value but low in nitrogen, Byproducts of high ene...

Byproducts of high energy value but low in nitrogen The byproducts of the sugar industry (molasses, sugar beet pulp), the horticultural industry and products such as stock fee

How to explain the high level of radiation resistance, Deinococcus radiodur...

Deinococcus radiodurans is a bacterium that was isolated from cooling ponds in and around nuclear power plants. It is highly resistant to ionizing radiation. Propose a hypothesis t

Explain the hormonal control of blood sugar levels, The sugar carried in th...

The sugar carried in the blood is glucose; the normal value of sugar in the human bloodstream is approximately 90mg per 100 bloods. Sugar is absorbed from the small intestines and

The digestive processes, Alimentary tract The alimentary tract and the ...

Alimentary tract The alimentary tract and the secretary organs associated with it are involved in the process of digestion. The sequence of events includes ingestion of food, d

Amoeboid protozoan, Amoeboid Protozoan Amoeboid protozoan are distingu...

Amoeboid Protozoan Amoeboid protozoan are distinguished by the presence of flowing extensions of their body known as pseudopodia. These are used for feeding and locomotion. Th

Do all mammals have a placenta, Q. Do all mammals have a placenta? Mamm...

Q. Do all mammals have a placenta? Mammals of the monotreme group (platypus, echidnas) are oviparous egg- laying and they don't have a placenta. Mammals of the marsupial group

Acupunture-osteopathy-herbal therapy, Alternative Therapies Assignment 1...

Alternative Therapies Assignment 1. A. Acupunture, B.  Osteopathy, C.  Herbal therapy For each one of alternative therapies above, answers the three questions below! 1. Th

What is capillarity, What is capillarity? How this phenomenon is chemical...

What is capillarity? How this phenomenon is chemically explained? What is the relevance of capillarity for water transport in plants? Capillarity is the phenomenon by which

Triploblastic, What Is the advantage of having a coelomic body cavity

What Is the advantage of having a coelomic body cavity

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