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Dominant gene

Dominant gene

The dominance of an allele over a recessive Allele. Dominance of traits.


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Recessive and dominant genetics - Pitx1 case study

Hey, so in my readings on recessive and dominant genetics, I have come across a question that is pretty basic but still stumping me (maybe from burning ...

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by scienceguy914
Mon Sep 08, 2014 1:44 am
 
Forum: Genetics
Topic: Recessive and dominant genetics - Pitx1 case study
Replies: 0
Views: 426

What makes dominant allele dominant?

Yes, it is possible that there are more than two different alleles for a gene. The most popular example, that comes into my mind, is blood types (AB0-system). ... if two different recessive genes are inherited? The same is true for dominant alleles. Therefore there has to be a mixture of co-dominant, ...

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by Tricho
Sun Mar 09, 2014 7:19 pm
 
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 4381

What makes dominant allele dominant?

Can a gene have e.g. three alleles for three different colors. Which is (are) dominant? Must there be a dominant one? Can all be recessive?

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by kau
Sun Mar 09, 2014 3:47 pm
 
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 4381

What makes dominant allele dominant?

It's a matter of gene expression. The phenotype is the expression of the gene. The pathway to expression ... allele isn't actually expressed, leaving the organism with a default phenotype. The dominant/recessive/codominant description can vary from the microbiological level to the ...

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by wildfunguy
Mon Sep 30, 2013 1:06 am
 
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 4381

Do chromosomses ever get competitive?

Actually, there could be a pathway between the dominant and recessive protein products. I will speculate about how such a pathway ... not genotypes, the heterozygous genotype persists. Then, in comes a new gene from somewhere else in the genome. It produces protein product "C". ...

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by wildfunguy
Sun Sep 29, 2013 2:50 pm
 
Forum: Cell Biology
Topic: Do chromosomses ever get competitive?
Replies: 9
Views: 7389
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