Questions tagged [genetics]
Genetics is the branch of biology that deals with the transmission and variation of inherited characteristics.
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The village of Twins — Mystery behind and Scope
With the presence of more than 200 twins, Kodinhi , a village situated in Malappuram District in Kerala , India , is popularly known as the "Village of Twins".This phenomenon of large ...
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How to estimate heritability from breeding data
I have a lot of plant-breeding data (tens of thousands of results) that are composed of phenotypes of parents and offspring. The plants however went trough years of selection and it is not balanced. ...
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What are the additional considerations for primer design in ancient DNA?
I'm familiar with the principles of primer design and have previously designed primers for use in modern DNA. However, in my current project I am working with ancient DNA (nuclear gene) and need to ...
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Is there a name for this type of diagram?
Is there any commonly used name for this type of diagram / symbology? I have not been able to find them referred to by any name.
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effect of background selection on promoter regions compared to distant enhancers?
Has anyone looked at the effect of background selection on the levels of conservation of promoter regions compared to distant enhancers? Do promoter regions have a higher conservation due to ...
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ABO allele frequencies: Why use the EM algorithm?
In textbooks and lecture notes and slides posted online, determining allele frequencies using blood type information (ABO), under the assumption of Hardy-Weinberg equilibrium, is accomplished using ...
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Mechanism behind Philadelphia chromosome translocation?
I was reading up on causative factors of leukemia on medicinenet and I came across the following statement:
...an exchange between chromosomes 9 and 22 leads to what is known as the Philadelphia ...
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Number of hair cycles in humans
I've seen several websites claim the amount of hair cycles a follicle will go through is predetermined at around 25-30 complete cycles. Is there any genetic evidence to validate this claim? How can ...
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How many generations apart can a DNA test for blood relations be valid?
Suppose an American suspects he is a descendant of George Washington and he has a strand of hair of George Washington. Can a DNA test be done to prove that he is indeed a true descendant of the great ...
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Isn't heritability more important to genic capture than just genetic variance?
Rowe & Houle (1996) give two criteria for the selection of costly female choice:
Condition dependence of sexually selected traits
High genetic variance in condition
Regarding heritability, ...
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Eye color genetics
I am trying to find a model to link the phenotype eye color to its genotypes.
I know that there exists a simple model from Davenport, which explains {brown,blue} eyes. Further, there is an extended ...
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Post-Translational Modification in insulin production
When searching "How is insulin produced commercially" on Google, most results simply say something along the lines of "The insulin gene is inserted into a bacteria, which then express ...
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How to model the relationship between environments based on environmental covariates in a genomic prediction context
I have a dataset with different wheat lines in multiple environments. For each line various traits are measured (e.g. grain yield). I am trying to set up various genomic prediction models (linear ...
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Database of unique attributes of biological model systems
I am interested in deviations from standard eukaryotic biological mechanisms:
Sperm chromatin lacks nucleosomes, and are instead highly condensed by protamines. (most eukaryotic chromatin has ...
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Use of plasmid pXen5 for transposon screening
I would like to use the plasmid pXen5 (by Xenogen) for a transposon screen.
It contains two inverted repeat sequences, with Luciferase, Kanamycin, and the transposase itself in between. (It's tn1409).
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