Sex Has Been A Physiological Study For - amazonia.fiocruz.br

Sex Has Been A Physiological Study For Video

November 17, Scientists have shown that sex-specific differences in variability depend on individual physical and physiological features in mice, debunking competing theories that either males or females are more variable.

The study, originally posted on bioRxiv and published today in eLifehas important implications for both medical and evolutionary research. It suggests that both males and females should be included in studies, but that statistical adjustments are necessary to account for variation in individual traits among both sexes. The theory that females go here more variable than males because of their reproductive cycles has Sex Has Been A Physiological Study For to them being excluded from many medical studiesmaking it difficult to know whether the results can also apply to females.

To correct this, many organizations now require females to be included SSex studies, but this has raised questions about how to account for sex-specific differences in these studies. In evolutionary scienceby contrast, scientists commonly believe that males are more variable because of competition for mates. To test the competing ideas in variability between males and females, Zajitschek and her colleagues analyzed variability in traits in a database containing information about more than 26, mice. They found that the data did not support either Physiologicap the competing theories about whether males or females are more https://amazonia.fiocruz.br/scdp/blog/purdue-owl-research-paper/turkey-s-development-during-the-twenty-first.php. Instead, the data showed that sex-specific differences varied by individual features.

For example, male mice varied more by size, while female mice had greater variations in their immune systems.

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To help account for these differences, the team created an interactive tool that scientists can use to examine sex-based variability across a wide range of traits and procedures in mice. More from Biology and Medical. Your feedback will go directly to Science X editors. Thank you for taking your time to send in your valued opinion to Science X editors. You can be assured our editors closely monitor every feedback sent and will take appropriate actions. Your opinions are important to us.

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Explore further. More information: Susanne RK Zajitschek et al, Sexual dimorphism in trait variability and its eco-evolutionary and statistical implications, eLife DOI: Provided by eLife.

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