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

What is the nucleolus, What is the nucleolus? The nucleolus is a small ...

What is the nucleolus? The nucleolus is a small and optically dense region in the interior of the cell nucleus. It is made of ribosomic RNA (rRNA) and proteins. Single nucleus

How dissimilar are walls of these two types of blood vessel, Are the arteri...

Are the arteries or the veins constituted of more muscle tissue? How dissimilar are the walls of these two types of blood vessels? The arterial system has thicker muscle walls

How rb proteins phosphorylation affects the cell cycle, How Rb protein's ph...

How Rb protein's phosphorylation state affects the cell cycle and cancer progression. please put link or citation of where you find information.

Humans which distinguish them from other primates, State two characteristic...

State two characteristics of humans which distinguish them from other primates. Two features which differentiate humans from other primates are their upright posture and their

Why isnt the cooking of vitamin c-containing foods, Why isn't the cooking o...

Why isn't the cooking of vitamin C-containing foods appropriate for vitamin C supply? To obtain vitamin C, for example, from an orange dessert, the vitamin-containing food cann

Tracheoles - respiration, Tracheoles - Respiration The tracheal syste...

Tracheoles - Respiration The tracheal system consists of an air filled system of tubes - the tracheal tubes that branch repeatedly until they become fine as capillaries, and

Explain vernalisation, Name the state in humans in which the blood choleste...

Name the state in humans in which the blood cholesterol content becomes abnormally high. a) Explain vernalisation. b) Many villagers near Industrial area vary from "blue bab

Explain cis-trans isomers, Explain Cis-trans isomers Atoms or groups a...

Explain Cis-trans isomers Atoms or groups are called  cis or  trans to one another when they project respectively on the same or on opposite sides of a reference plane  identi

Steps of initiation , The entire mechanism of protein synthesis i...

The entire mechanism of protein synthesis in eukaryotes is generally the same as in prokaryotes, with three phases explained as termination, elongation and initiation. Furthermore,

Photosynthesis - responses of plants to stress, Photosynthesis - Responses ...

Photosynthesis - Responses of Plants to Stress Photosynthesis is also inhibited due to low water potential in the leaves. The leaf water potential is the sum of turgor pressur

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