Free essay: selective breeding a breed is a particular set of domestic animals or plants having uniform look and behavior, that differentiate it from other. A secondary school revision resource for ocr gateway gcse additional science about living, growing, selective breeding and genetic modification. Agriculturalists and breeders have been directing evolution for centuries, by selectively mating animals and plants with desirable traits over many generations, the offspring of these pairings produce populations in which the desirable traits predominate selective breeding has led to considerable diversity of phenotypes. Groups of dog breed recognized by the american kennel club (akc) all dogs, impure as well as pure-bred, and several wild cousins such as wolves and foxes, are one family each breed was created by human beings, using selective breeding to get desired qualities the result is an almost unbelievable diversity of. Selective breeding of a laborador retriever - the labrador retriever's original country is canadian province of newfoundland, along the east coast of canada the labrador retriever did not originate from labrador the male labrador retriever has reached maximum height of 245 inches while as female labrador. Selective breeding, also known as artificial selection involves identifying individuals with the desired characteristics and using them to parent the next generation ethical concerns and benefits of selective breeding get even a better essay we will write a custom essay sample on ethics behind selective.
Animal breeding is a branch of animal science that addresses the evaluation of the genetic value (estimated breeding value, ebv) of livestock selecting for breeding animals with superior ebv in growth rate, egg, meat, milk, or wool production, or with other desirable traits has revolutionized livestock production throughout. In addition to natural selection, there are two other types of selection sexual selection, which darwin believed was distinct from natural selection, involves the selection of traits based on their role in courtship and mating artificial selection is the selective breeding of species by humans to increase desirable traits, though the. Selective breeding and genetics – atlantic salmon systematic genetic improvement work in atlantic salmon has been a cornerstone in developing the norwegian aquaculture industry in three decades, this work has produced stocks of farmed salmon that are better adapted to commercial farming environments, grow twice. One of the earliest forms of biotechnology is responsible for many of the plants and animals that we know today selective breeding, also known as artificial selection, is a process used by humans to develop new organisms with desirable characteristics breeders select two parents that have beneficial.
Roses from sweet-smelling miniatures to today's long-lasting, but scent-free reds selective breeding over time created these wide variations, but it is dependent on nature producing the desired gene and humans choosing to mate animals or plants with that gene to make the related characteristics more common or more. Animal breeding, controlled propagation of domestic animals in order to improve desirable qualities humanity has been modifying domesticated animals to better suit human needs for centuries selective breeding involves using knowledge from several branches of science these include genetics.
How have the farm animals of today been shaped by centuries of domestication and selective breeding dish like goat or rabbit,” writes historian sam white in his illuminating essay on the pig saga, from globalized pig breeds to capitalist pigs: a study in animal cultures and evolutionary history pig-1. This essay describes my introduction to selective breeding, and where i am today, breeding various livebearers, swords, goodeids and barbs the initial experience with the fish i started out with established my respect for doing things with a certain approach, and those lessons are still fresh and appropriate to everything i do.
Read this full essay on selective breeding versus transgenesis selective breeding vs transgenesis- wheat madeleine have to re. In this essay, we will walk through a brief history of the anthropocene as illustrated by a tiny town in the western united states and introduce the concept of the “postnatural generations of selective breeding, and more recently ge netic engineering, have dramatically altered the morphology and behavior of these life forms.
Free essay: selective breeding (aka artificial selection) is a procedure in which humans intentionally choose which traits they desire of an organism to. The student essay that i could relate to the most was the one by allen yancy on “ veterinarians and the case against legal personhood for animals” yancy states that “although i am allowed to modify cattle by selective breeding and i can modify my screwdriver by painting its handle green however, both the laws in the.