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Questions tagged [artificial-selection]

Selection as a mechanism of evolution in which the selection is artificially imposed by humans, such as selection on milk produce in dairy cattle, or yield in crops. Also known as selective breeding.

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How do I efficiently develop a plant cultivar?

Or, perhaps: how do I develop a cultivar at all? First off, my knowledge and experience on the subject is close to nil. I've got a decent enough knowledge of gardening concepts, but have done ...
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Could we back-breed birds into dinosaurs? [closed]

Do some species of birds have dinosaur DNA? Seeing as how birds evolved from dinosaurs. I presume this isn't possible as I haven't seen anything else about it on the internet but it's interesting to ...
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Has a mammalian species that cannot interbreed with another ever been selectively bred in isolation from it so that it can?

Take two mammalian species that cannot interbreed by any means. Has one ever been selectively bred in isolation from the other so that eventually it can?
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Can domestic breeding be considered evolution?

Domestic breeding of animals (and plants) by humans seems to match some of the definitions of evolution I have been able to find: "a process that results in heritable changes in a population spread ...
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3answers
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Is it possible to artificially select for flight in pigs?

After reading this rant by Fodor, as a layperson, I was idly wondering whether it would be possible to artifically select for flight in pigs. Of course by that time the porcine lineage will probably ...
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What is it called when there is natural truncation selection?

Truncation selection is when a breeder selects for animals that exhibit a value for a trait that is above a certain threshold. What is it called when nature selects for a value of a trait that is ...
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Is there any artificial species (in particular, an artificial species of animal)?

Dogs were artificially selected from wolves, but a dog and a wolf can produce fertile offspring, and thus are of the same species. I had heard that the aurochs and cattle were different species, but I ...
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Can we artificially produce a species that would be able to live on Antarctic ice sheet? [closed]

Can we artificially produce a multicellular species that would be able to live on Antarctic ice sheet? By means of genetic engineering, selection etc. UPDATE There are organisms, called Watermelon ...
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How is “selection” best defined?

There is natural selection but there is also sexual selection which some regard as a category of natural selection. There is also artificial selection (by humans). The question is, what is a most ...
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Which is a good methodology to find out a domestication process?

I just started with my course in genomics and I'm working with domesticated animals (cows, chickens, pigs, etc) and I would like to know which methodology is better to trace the process of ...
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identification of purposeful (engineered) genetic changes vs. random mutations

Okay, first - I'm not a proponent of intelligent design. I do not think it's a valid scientific theory (it has no mechanism of change/design). Second, I could be wildly off on what I think I know, in ...
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What are the 2 general systems to understand the whole natural world? [closed]

In Graham Bell's book Selection, it's written: To some it may be a cause of regret that the natural world cannot be understood in terms of a single set of rules and laws, but at least, so far as ...
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Why cat hybrids are not common

Why are hybrids of different species of felinae (for example a hybrid of domestic cat with manul, cheetach, ocelot or puma) and hybrids of felinae with pantheras are not widespread? What are the ...
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how did the domestic dog evolve and was the role humans played in its evolution justified? [closed]

Humans have been selectively breeding dogs for a long time. Why do we do it? What are the positive and negative impacts of selective breeding and why do they occur? I am writing an independent ...
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What is the difference between eugenics and evolution by natural selection?

So with the working definition of Eugenics: "the aim to improve the human gene pool". What are key features that distinguish Eugenics from evolution by natural selection? I mean, besides that natural ...
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Theoretically, is domestication of (virtually) any animal possible?

Looking at ones that manage well alongside us human animals, such as dogs and cats, we see that this is possible for evolved, distant animals to have heritable, preferable traits around people. ...