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F2 generation

Definition

noun

(genetics) The second filial generation, which is comprised of offspring(s) resulting from a cross of the members of F1 generation.


Supplement

The F2 generation is the result of a cross between two F1 individuals (from F1 generation).


Compare: first filial generation


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Mendel's law

If the experiment wasn't controlled properly the plants could cross fertilise so you might not be observing a pure F1 generation e.g. an F1 could cross with the parent plant which could change the phenotypic ratios viewed in the next generation of plants Of course that might not be ...

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by laurak120
Thu Mar 06, 2014 3:47 pm
 
Forum: Genetics
Topic: Mendel's law
Replies: 2
Views: 1431

How Does Natural Selection Create Ordered Variation?

... something beneficial (like beetles on a windy island getting shorter wings, meaning they don't get blown off so easily), then in the very next generation, the environment could change so that's a bad thing, negating the effect of the previous beneficial mutation. 2) why do you think that the ...

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by Doom
Tue Jan 21, 2014 11:35 pm
 
Forum: Evolution
Topic: How Does Natural Selection Create Ordered Variation?
Replies: 7
Views: 1515

How Does Natural Selection Create Ordered Variation?

... something beneficial (like beetles on a windy island getting shorter wings, meaning they don't get blown off so easily), then in the very next generation, the environment could change so that's a bad thing, negating the effect of the previous beneficial mutation. So it'd be sort of like intersecting ...

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by Doom
Wed Jan 15, 2014 6:18 am
 
Forum: Evolution
Topic: How Does Natural Selection Create Ordered Variation?
Replies: 7
Views: 1515

Re: holographic origin of life

... of newer molecular therapies till the present moment. Additionally, the random reactions scenario predicts that newer technologies like the second generation sequencing, will only provide a modest benefit in treating diseases compared to the degree of enthusiasm their existence causes. Also, it ...

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by minasole
Wed Jan 08, 2014 3:05 pm
 
Forum: Evolution
Topic: holographic origin of life
Replies: 10
Views: 11154

Menopause

... not the likeliest possibility. Newer research indicates that, although new cells might be generated with laboratory "pokes," such generation may not be happening under natural conditions. If new generation happens, it certainly isn't at significant levels, or it probably would ...

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by Darby
Sun Nov 03, 2013 2:59 pm
 
Forum: Human Biology
Topic: Menopause
Replies: 5
Views: 2898
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