Dictionary » D » Dominant trait

Dominant trait

Definition

noun

(genetics) An inherited trait that results from the expression of the dominant allele over the recessive allele.


Supplement

The inheritance of one or two copies of the dominant alleles results in the expression of a dominant trait.


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How dominance works at the DNA/RNA/protein

... mental model now: Suppose we have a gene G which comes in two forms, G (dominant) and g (recessive), and we have an individual who is Gg (heterozygous ... plants are Green. So, green is dominant. At that point it’s called a trait locus. Than you do a lot of research and discover that this locus ...

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by Cat
Fri Oct 05, 2012 1:15 am
 
Forum: Genetics
Topic: How dominance works at the DNA/RNA/protein
Replies: 10
Views: 2050

How dominance works at the DNA/RNA/protein

... mental model now: Suppose we have a gene G which comes in two forms, G (dominant) and g (recessive), and we have an individual who is Gg (heterozygous ... in the cells, we might see proteins that will cause the dominant G trait to be expressed, and some that cause the recessive g trait to be expressed. ...

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by mhwombat
Thu Oct 04, 2012 6:35 pm
 
Forum: Genetics
Topic: How dominance works at the DNA/RNA/protein
Replies: 10
Views: 2050

difficult biology problem, appriciate ANY help!

... Human beings are very complex and so is human genetics. There are some traits in humans determined by a single gene such as tongue rolling. Some ... able to roll their tongue up at the edges; others are not. Is this a dominant or recessive trait? Study this pedigree which shows the appearance ...

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by moriahlikesbeer
Tue May 15, 2012 4:11 pm
 
Forum: Genetics
Topic: difficult biology problem, appriciate ANY help!
Replies: 3
Views: 1336

Theories - Origin of Life

... assortative mating may not be strong enough, perhaps because trait divergence is not sufficient for females to reliably or profitably discriminate ... the evidence eventually showed that natural selection was probably the dominant factor. I will also point out again that you are attempting to use ...

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by AstraSequi
Tue Mar 27, 2012 2:41 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 548
Views: 534352

Determining (P) plants from F2 data

First of all, there is nothing like heterozygous dominant. Heterozygous organism is simply heterozygous ;) so, the color is yeallow : purple - 203 : 467 - 1 : 2,3, that seems pretty close to 1 : 3 the other trait is plump : shriveled - 513 : 157 - 1 : 3,27, -"- since purple and plump ...

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by JackBean
Mon Mar 19, 2012 2:49 pm
 
Forum: Genetics
Topic: Determining (P) plants from F2 data
Replies: 1
Views: 898
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