In the general sense, evolution refers to some sort of development. Biology includes the study of genes and cells that give living things their special characteristics. Use biology in a sentence biology sentence examples. Evolutionary biology definition, the branches of biology that deal with the processes of change in populations of organisms, especially taxonomy, paleontology, ethology, population genetics, and. It helps you understand the word evolution with comprehensive detail, no other web page in our. Evolution biology synonyms, evolution biology pronunciation, evolution biology translation, english dictionary definition of evolution biology. Evolution biology definition of evolution biology by.
An exlibrary book and may have standard library stamps andor stickers. Darwins theory of evolution was a watershed dividing the old way of thinking from the new. The definition of a scientific theory differs from the common meaning of theory, which is defined as a guess or a supposition about a particular process. In biology, evolution is the change in the characteristics of a species over several generations and relies on the process of natural selection. Evolution is change in the heritable traits of biological populations over successive generations. Biological evolution definition of biological evolution. Coevolution definition, evolution involving a series of reciprocal changes in two or more noninterbreeding populations that have a close ecological relationship and act as agents of natural selection for each other, as the succession of adaptations of a predator for. Use evolution in a sentence evolution sentence examples.
Evolution definition in the cambridge english dictionary. Host parasite coevolution is studied in a diversity of plant systems. Evolution, or development, is, in fact, at present employed in biology as a. Evolution is change in the heritable characteristics of biological populations over successive generations. Different characteristics tend to exist within any given population as a result of mutation, genetic recombination and other sources of genetic variation. Top definition is a process in which something passes by degrees to a different stage especially a more advanced or mature stage. English words and examples of usage example sentences for evolution the company has evolved over time from a simple telephone company to a telephone company, internet provider and communications specialistshe doesnt believe in evolution.
In a biological context, evolution can be construed as the sequence of events depicting the gradual progression of changes in the genetic composition of a biological population over successive generations. The moment where they enter the spirit portal symbolizes their evolution from being friends to being a couple. Using this definition it is possible to debate whether evolution is still occurring, but the definition provides no easy way of distinguishing evolution from other processes. Evolution definition and examples biology online dictionary. An earlier way is by perceived taxonomic group, with fields such as zoology, botany, and microbiology, reflecting what were once seen as the major divisions of life. Evolutionary biology definition is a discipline of biology concerned with the processes and patterns of biological evolution especially in relation to the diversity of organisms and how they change over time.
The gradual process by which something changes into a different form. Evolutionary biology definition of evolutionary biology by merriam. Biological evolution synonyms, biological evolution pronunciation, biological evolution translation, english dictionary definition of biological evolution. Adaptation an adaptation, also called an adaptive trait, is a trait with a current functional role in the life of an organism that is maintained and evolved by means of natural selection. After all, it isnt a book about structures found in extant diapsids and archosaurs. Introduction to evolution and natural selection video. A species is all the animals of one particular kind, like cats or. Examples of how to use cell biology in a sentence from the cambridge dictionary labs. One way is by the level of biological organization, from molecular to cell, organism to population. Examples of biological evolution in a sentence, how to use it. Generation dictionary definition generation defined. The theory of biological evolution is more than just a theory. This work is, essentially, an incredibly highlevel textbook. Natural selection is a key element of darwins theory of evolution.
This book focuses on the development and evolution of institutions on the western frontier. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Why the evidence of evolution reveals a universe withou. Evolution urdu meaning with definition and sentences. Nevertheless, novel biological and evolutionary understanding of language and other cognitive structures may occur beforehand.
Theyll say, oh, the ape evolved into the human or the ape evolved into the prehuman, the guy that almost stood upright, the guy that was a little bit hunchback, so he looked a. The importance of natural selection as a cause of evolution was accepted into other branches of biology. Recent examples on the web one of the great riddles in evolutionary biology has therefore always been how. An example of intraspecific completion is plants of same species e. Evolution definition is descent with modification from preexisting species. Once one of the bacteria obtain resistance against the antibiotic, it will multiply replacing the ones killed by the antibiotic and even give the other bacteria the.
Evolutionary definition and meaning collins english. This difference becomes apparent after a long period of biological. Biology is the study of life and living organisms, from onecelled creatures to the most complex living organism of all the human being. In contrast, a good scientific theory must be testable, falsifiable, and substantiated by factual evidence. The of the evolution of the ganglioncells is probably similar. The selfish gene by richard dawkins, the blind watchmaker. Evolution definition of evolution by merriamwebster. Huxley was an exponent of darwins theory of evolution. This book could also serve as a basic science text for a science class that also on human biology.
Competition definition and examples biology online. A gradual process in which something changes into a different and usually more complex or better form. Most of the book s theses have withstood the test of time. For example, is the increase in height among caucasians over the. The facts on file dictionary of evolutionary biology. Evolution meaning and example sentences with evolution. The book covers basic introductory cell biology concepts such as metabolism, and cell division and then does a systembysystem discussion of the human body. Classification and evolution in biology, linguistics and. If, in a biology textbook, words or phrases from the following list were substituted for evolution, evolutionary, and evolve, then the meaning of any sentence. The best definition of evolution would be the general definition of a gradual process in which something changes into a different and usually more complex or better form. The definition of a generation is a group of people who were born and lived or are living around the same time. Biology is the science which is concerned with the study of living things.
Evolution is how a species changes over many generations. Selective pressure between two species can include hostparasite coevolution. From latin evolutio the act of unrolling, unfolding or opening of a book. Theyre the cosmological equivalent of the 747fromajunkyard argument against biological evolution. Intraspecific competition is a form of competition between members of the same species. Why do antibiotics stop working after a period of use. When we hear evolution, we often think of a progressive change. Popular lectures on the state of evolutionary biology circa 1951. Haldane set the foundations of evolution onto a robust statistical philosophy. Evolutionary biology is a subfield in biology that focuses primarily on evolution. Biology definition and meaning collins english dictionary. In certain situations, other measures are more appropriate. Evolution is the central unifying concept in biology. A further stage in evolution is that the musclecells lose their connexion with the epithelium and come to lie entirely beneath it, forming a subepithelial contractile layer, developed chiefly in the tentacles of the polyp.
Evolutionary biology definition of evolutionary biology. Its difficult to see biological evolution in a sentence. Cultural evolution follows punctuated equilibrium which gould and eldredge developed for biological evolution. Kemp is first and foremost an expert in mammalian structures, origins, and evolution, and this single sentence does not detract from the overall value of his work.
The theory of evolution is based on the idea that all species are related and gradually change over time. Evolution biology article about evolution biology by. Relative lifetime reproductive success, which includes the probability of surviving to reproduce. The final major evolution of the steam engine design was the use of steam turbines starting in the late part of the 19th century. In biology, one of the most important ideas is the concept of evolution. Evolutionary means relating to a process of gradual change and development.
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