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

Growth regulators, Growth Regulators Besides the major five hormones, ...

Growth Regulators Besides the major five hormones, polyamines can also exert regulatory control over growth and development at micromolar concentrations. They are widespread a

Dietary management of gastritis, Q. Dietary management of gastritis? Pr...

Q. Dietary management of gastritis? Prompt medical care is successful in the management of an acute attack of gastritis only if it is accompanied by efficient and judicious nut

Explain the use of chlamydia in pregnancy, Use of Chlamydia in Pregnancy  ...

Use of Chlamydia in Pregnancy  Doxycycline, other tetracyclines and the flour quinolones generally should not be used during pregnancy. Azithromycin appears to be safe in pregn

Fluids requirement during congestive cardiac failure, Q. Fluids requirement...

Q. Fluids requirement during congestive cardiac failure? Fluids: Fluid intake should be monitored in accordance with urine output and severity of oedema. Fluid restriction is

Volvox, what is the necessity of interdependence of a volvox organism in th...

what is the necessity of interdependence of a volvox organism in the colonial existence?

Blood clotting, BLOO D CLOTTING - It is a nature's device to check ...

BLOO D CLOTTING - It is a nature's device to check the excessive loss of blood from an injury. Bleeding time is 1-3 minutes. Clotting time is 2-6 minutes. Process of

Asexual reproduction and cloning in plants, before stem cuttings are plante...

before stem cuttings are planted the cut end of the stem is often dipped in a hormone powder .what is the point of this?

Somatic and germline gene therapy, All the cells present in the body contai...

All the cells present in the body contain genes and an approach targeted to modulate the expression of genes is known as gene therapy. This novel approach has emerged by the end of

Vertebrata, VERTEBR A T A It is divided into two parts -        1. ...

VERTEBR A T A It is divided into two parts -        1. Agnetha                    2. Gnetha S.No. C haracter A gnetha G

Equipment and supplies -pre-requisite of nursing unit, Equipment and Suppli...

Equipment and Supplies: Nurses who are aware of location of equipment and supplies do give accurate delivery of patient care without delay and wastage of  time and energy for

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