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Populations

See population (singular) for definition and additional information.


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Re: human dietry evolution since the agricultural revolution?

Why would he think that humans are exempt from evolution? An example of dietary evolution is persistance of lactase production in dairy-use populations.

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by Darby
Sun Jan 25, 2015 10:36 pm
 
Forum: Evolution
Topic: human dietry evolution since the agricultural revolution?
Replies: 2
Views: 885

I have got some BIG issues! forgive the long post

... at a separate locus. While the RH50 locus is almost invariant, the RH30 locus harbors a large repertoire of allelic diversity at the level of populations. Because crossing over cannot occur, the genotype Cde/cde is impossible in a child from this mating. Even though the father has C, d, and ...

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by saddy51
Sun Jan 04, 2015 10:39 am
 
Forum: Genetics
Topic: I have got some BIG issues! forgive the long post
Replies: 1
Views: 1780

New theory of evolution

... new conception of evolution (arising of specieses) called Punctuationalism. In this theory speciation, takes place very quickly in not large populations. Can last thousands and even hundreds of years, what in scales of the geologic time counted in millions and hundreds of millions of years, ...

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by SystemRGB
Fri Nov 14, 2014 11:45 pm
 
Forum: Evolution
Topic: New theory of evolution
Replies: 0
Views: 818

Re: Which has a greater impact of evolution, mutations or genet

... more genetic variation compared to mutations and thus is a more important source on of variability on which natural selection operates, whereas in populations of organisms that reproduce asexually mutations are the only source of variability on which natural selection operates? It's hard to answer ...

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by Cat
Fri Oct 31, 2014 2:26 am
 
Forum: Evolution
Topic: Which has a greater impact of evolution, mutations or genet
Replies: 1
Views: 1013

Which has a greater impact of evolution, mutations or genet

... more genetic variation compared to mutations and thus is a more important source on of variability on which natural selection operates, whereas in populations of organisms that reproduce asexually mutations are the only source of variability on which natural selection operates? Thanks.

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by alpha78
Sun Oct 19, 2014 2:57 pm
 
Forum: Evolution
Topic: Which has a greater impact of evolution, mutations or genet
Replies: 1
Views: 1013
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