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Additive effect

Additive effect

(Science: biochemistry, chemistry) An additive effect is the overall biological effect two chemicals acting together and which is the simple sum of the effects of the chemicals acting independently.

Compare: antagonism.

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Additive Effects vs Epistatic Effects

... points (and consequences) of these two definitions. Heres what I know: Additive effects are when genes @ multiple loci can independently contribute to a phenotype. Epistatic ...

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by ReMuSoMeGa
Tue Jan 24, 2012 10:45 pm
Forum: Genetics
Topic: Additive Effects vs Epistatic Effects
Replies: 1
Views: 3835

Re: Legitimate Global Climate Change Skepticism?

... so 3 mm per year are not much... Experiments have shown the greenhouse effect. If infra red is passed down a tube containing CO2, then the warming ... higher greenhouse effect than CO2, don't you? And the effect is not additive.

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by JackBean
Sat Jul 31, 2010 8:20 am
Forum: Ecology
Topic: Legitimate Global Climate Change Skepticism?
Replies: 10
Views: 10803

Evolution is a Disprooven Theory

... as Oxygen, Helium, and other flammable gasses would have burned off. In effect, we would not have them today. Furthermore, if an explosion did take ... with evidence to prove my point father. I also encourage the further additive to this present knowledge that I have posted. Please feel free to ...

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by Sophyclese
Thu Oct 08, 2009 11:39 pm
Forum: Evolution
Topic: Evolution is a Disprooven Theory
Replies: 5
Views: 5710

polygenic traits...

google it. They have an additive effect for a phenotype; for example, skin color is a polygeneic trait.

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by plasmodesmata11
Tue Mar 03, 2009 11:24 pm
Forum: Genetics
Topic: polygenic traits...
Replies: 3
Views: 2379

changes of allele frequency with selection

... i is the standardized selection differential D= is the proportional effect of the QTL equal 2d/δ, where d is the additive effect of the QTL and δ the phenotypic standard deviation of the all population ( ...

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by nena77
Thu Feb 26, 2009 8:57 am
Forum: Genetics
Topic: changes of allele frequency with selection
Replies: 0
Views: 2312
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