@thedjwcc @NotEvolution1 There are other possible evolutionary paths as well. The example I gave was one prominent theory, but there is also evidence that it followed a similar path to birds. Here are a few references https://t.co/wmdDLk0TLd https://t.co/Lb1JlwbqUd
Sex chromosome specialization and degeneration in mammals.
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Dec 2019 – Oct 2024Where it's discussed
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News24 articles
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Blogs8 articles
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X / Twitter3 posts
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YouTube2 videos
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Reddit2 posts
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What people are saying
The discussions highlight varying perspectives on the genetic evolution of sex chromosomes, with some posts questioning traditional views, such as the Y chromosome's origin being due to errors, and others considering alternative evolutionary paths, indicating moderate interest and engagement with the topic's nuances.
The discussions show some disagreement, especially with the comment about the Y chromosome's origins and its degeneration, indicating differing interpretations of the research findings.
The posts demonstrate moderate curiosity, especially with references to evolutionary paths and genetic errors, showing an engagement with the topic's complexity.
Comments include references to evolutionary theories and genetic processes, suggesting a thoughtful level of engagement rather than dismissiveness.
Most comments seem to reflect curiosity or debate rather than attributing major real-world implications or applications from the publication.
Abstract in brief
- The sex chromosomes, especially the human Y, are unique in their transmission and structure, leading to interesting questions about how they evolve and function.
- The X chromosome has adapted to dosage differences between males and females by changing its gene content and undergoing inactivation in females, which helps balance gene expression.
- The Y chromosome appears to have been shaped by an unusual evolutionary process that may favor degradation over survival, possibly leading to its eventual loss.]
Top posts
Most liked on X and Bluesky@ChikitoIsLove Correcto, no son generos, son sexos y el que sean errores hacen que dejen de serlo, porque si fuese asi, el sexo masculino no seria un sexo, ya que cromosoma Y solo es un cromosoma X que se genero por errores geneticos. https://t.co/5a7IitEO3M https://t.co/Rbf6A6EFZk
All mentions
Sex Chromosomes and Lifespan: Insights from Evolutionary Studies
The study finds that the sex with the reduced or absent sex chromosome tends to die earlier, supporting the unguarded X hypothesis, with data from 229 species showing homogametic sex lives longer.
Origins and Evolution of Human Sex Chromosomes
This video explores how human sex chromosomes evolved nearly 166 million years ago. It discusses the degeneration of the Y chromosome and its potential future loss, highlighting key processes in sex determination and…
@thedjwcc @NotEvolution1 There are other possible evolutionary paths as well. The example I gave was one prominent theory, but there is also evidence that it followed a similar path to birds. Here are a few references https://t.co/wmdDLk0TLd https://t.co/Lb1JlwbqUd
@ChikitoIsLove Correcto, no son generos, son sexos y el que sean errores hacen que dejen de serlo, porque si fuese asi, el sexo masculino no seria un sexo, ya que cromosoma Y solo es un cromosoma X que se genero por errores geneticos. https://t.co/5a7IitEO3M https://t.co/Rbf6A6EFZk
@bitchka_1 @female1st "...These two conditions combined put the Y chromosome at a greater opportunity of mutation than the rest of the genome." Sauce: Graves JA (March 2006). "Sex chromosome specialization and degeneration in mammals". Cell. 124 (5) 901–14
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