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Does Telomere length shortening with age actually cause our cells to age and stop functioning properly?

Yes, it's true in eukaryotes after every cell division telomeres shorten by many base pairs. Telomerase is not found in prokaryotes as their chromosomes are circular. So, no DNA is left out for ...
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1 vote

What is the difference between ‘classical’ and ‘non-classical’ pathogen resistance genes in plants?

I edited to reflect that the reference is to classic genes rather than to classic immunity. Note that this is not a formal definition but rather an informal way of talking about the state of the ...
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2 votes

Incomplete dominance with gain-of-function allele

As a trivial example, one could use the epigenetic silencing of transformed reporter genes. Briefly: Genetic constructs are transformed into some organism (in this case, plants). These constructs ...
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5 votes
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Disease-causing allele frequency and modern medicine

Yes, in principle, but it could take a very long time. Consider phenylketonuria, which is a severe genetic disease that is completely preventable by excluding phenylalanine from one's diet. Suppose ...
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3 votes
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How is a haploblock defined with only one SNP location?

Reading the methods In the methods, it is stated that haplotype blocks were inferred with the software Haploview: Genotype information for ESR1 and ESR2 and regions approximately 10 000 base pairs up-...
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6 votes
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What is meant by 'identical alleles'?

These are just issues with singular and plural and whether you refer to individual copies or categories/types. Two of the same allele copies are the same allele (category/type). Two different alleles (...
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4 votes

What does the gene name "lexA" stand for?

Lee Theriot's X-ray sensitive mutant https://thebradentontimes.com/lee-frances-theriot-p24426-154.htm I was a postdoc with Joseph Greenberg working in the same field at the time
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3 votes

Non fluorescent DNA stain to visualize Drosophila polytene chromosomes

Giemsa stain should work. It is traditionally used in karyotyping staining. It results in G-banding.
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