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

Water pollution, When toxic substances enter lakes, streams, rivers, oceans...

When toxic substances enter lakes, streams, rivers, oceans and other water bodies, they get dissolved or lie suspended in water. This causes pollution of water bodies, which degrad

Female reproductive system - uterus (womb), UTERUS (WOMB) - Large, p...

UTERUS (WOMB) - Large, pyriform, highly elastic. Development of embryo takes place in it. It is located above and behind the urinnary bladder. Attached to body wall by me

Explain the uses of isp in seafood products, Explain the Uses of ISO in Sea...

Explain the Uses of ISO in Seafood products  Seafood products  The most significant application in this category is the use of ISP in fish sausage and surimi based restructu

Define precautions for simple staining of bacterial cultures, Define Precau...

Define Precautions for Simple Staining of Bacterial Cultures? 1. Heat fix all the bacterial smears. 2. Use clean, grease free glass slides. 3. Wash the stained slide gent

#titlenergye.., Ask queson #Minimum 100 words accepted#sources of fuel whic...

Ask queson #Minimum 100 words accepted#sources of fuel which do not depend on fossil fuel

Anti lipid drugs-peri operative problems, Anti Lipid Drugs :  The current ...

Anti Lipid Drugs :  The current thinking is that it is very important to keep lipid levels low. It helps in preventing atherosclerotic changes in venous grafts and the long-term p

Lymph, why is it known as middle man

why is it known as middle man

A fruit fly has four pairs of chromosomes in its cells, A fruit fly has fou...

A fruit fly has four pairs of chromosomes in its cells. At meiosis, how many dissimilar combinations of maternal and paternal chromosomes are possible in the gametes? In gamet

Define etiological risk factors in cancer, Define Etiological Risk Factors ...

Define Etiological Risk Factors in Cancer? Cancer risks are climbing because of increasingly sedentary lifestyles and diets which are high in fat and sugar although low in frui

Explain nutrition diagnosis, Explain Nutrition diagnosis Nutrition dia...

Explain Nutrition diagnosis Nutrition diagnosis is the identification and labelling that describes an actual occurrence, risk of, or potential for developing a nutrition probl

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