Summary

Donald Trump signed an executive order declaring only two sexes, male and female, based on reproductive cells at conception, banning gender-affirming care, and limiting federal recognition of gender diversity.

Experts, including Dr. Richard Bribiescas, president of the Human Biology Association, criticized the policy as nonsensical, stating, “Clearly, this order is not fully informed by current biological science.”

Biologists noted the order oversimplifies human biology, ignores intersex individuals, and conflates sex and gender.

Critics warned it advances anti-trans rhetoric and risks legal challenges.

  • @[email protected]
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    5216 hours ago

    they just want to know what’s in your pants (or used to be).

    At the moment of conception…

    Of course that’s the real poison pill of this. The real intention is to declare personhood at conception… and pave the way for the nation wide abortion ban. Making things worse for trans people, is just the decoy.

    • @[email protected]
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      24 hours ago

      If they declare personhood at conception some pregnant women should demand to be allowed to purchase a life insurance policy, and immediately sue when denied.

      • @[email protected]
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        43 hours ago

        The levels of chaos that can come from this are off the charts… Yeah someone can purchase life insurance on an unborn child… at the same time every miscarriage is on the board for manslaughter/homicide, basically leading mothers to prove that the miscariages were not intended or negligent. The ramifications and definitions of things are outright terrifying.

    • nocturne
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      2315 hours ago

      At the moment of conception…

      Doesn’t everyone start out female and then become male or stay female?

      • NaibofTabr
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        2715 hours ago

        Conception is literally the point when the sperm fertilizes the egg:

        Conception (or fertilization) is when sperm and an egg join together.

        reference

        At that point it’s not anything, it’s just a fertilized egg. Assigning a sex to it makes no sense at all.

          • NaibofTabr
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            1214 hours ago

            At conception, yes, there is no sexual differentiation. In humans the SRY protein is responsible for a fetus developing male sexual characteristics. The effects of this gene are expressed after week 6 of development:

            SRY gene effects normally take place 6–8 weeks after fetus formation which inhibits the female anatomical structural growth in males. It also works towards developing the secondary sexual characteristics of males.

            That is, at least a month and a half after conception.

          • @[email protected]
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            -57 hours ago

            The EO doesn’t depend on a zygote having completed sexual differentiation, but memes about it are dominating the conversation anyway because nobody under 30 was taught how to read in school and twitter-brained bad faith misinterpretations are the new standard for dialogue.

            • @notsoshaihulud
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              65 hours ago

              **TL;DR: The issue is that there is no “good faith” interpretation of the text for anybody who studied 11th grade biology or above. **

              It essentially makes a bunch of statements and assumptions with very very concrete omissions:

              1. The zygote (fertilized egg) is a “person”. It’s a philosophical question, but considering that in IVF studies, successful implantation rates are around 10-15% (implantation does not guarantee survival past the 3rd trimester). So it’s actually very unlikely that the particular zygote will become a human being with agency. So good faith arguments would argue for special protections, but not personhood to it and that’s how you spot that the endgame is to use this false argument to override the agency of the actual person carrying the pregnancy.

              **2. There is no sex assigned at conception. ** A single-cell zygote only has 2 sex-specific parameters: sex chromosome sets (or the lack thereof), and DNA methylation patterns. Neither of those guarantee manifestation of a male or female phenotype. So based on that, we are all asexual. The default sex for humans is actually female, and the primary function of the Y chromosome is to inhibit the development of the female form signs of that initiate in everyone first. So by that default, we are all female. And then the best faith assumption is that they mean is chromosomally determined sex at conception, but chromosome variations like XXY and XYY aren’t uncommon, and there are conditions where male chromosome sets yield female phenotype due to testosterone insensitivity (see testicular feminisation).

              So no, the EO reads like someone trying to make biological definitions who has a <11th grade understanding of biology.

              • @[email protected]
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                14 hours ago

                I have a biology degree. I took developmental. The textbook is right here on the shelf next to my desk. I am perfectly well aware of how embryonic development of the sexual system in mammals works. Incidentally, you’ve managed to get it wrong, but I’m not going to get into it here because it has nothing to with the point in my post which was about reading comprehension and what the text actually says. The definitions contained in the text of the EO read:

                (d) “Female” means a person belonging, at conception, to the sex that produces the large reproductive cell.

                (e) “Male” means a person belonging, at conception, to the sex that produces the small reproductive cell.

                source

                The structure of the sentences clearly indicates the ‘belonging’ occurs ‘at conception’, not the production of disparately sized cells. When the production occurs is not specified at all and nothing in the definition depends upon when it occurs, merely that it does at some point. This creates it own set of problems, but not the ones everyone is pointing and laughing at.

                • @notsoshaihulud
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                  3 hours ago

                  s clearly indicates the ‘belonging’ occurs ‘at conception’, not the production of disparately sized cells. When the production occurs is not specified at all and nothing in the definition depends upon when it occurs, merely that it does at some point. This creates it own set of problems, but not the ones everyone is pointing and laughing

                  Firstly, I have an MD and would have never commented on this without reading the specific text from the WH. Med school curricula cover this in molecular biology, embryology, medical genetics, pediatrics and obstetrics, and endocrinology.

                  Secondly, the definition implies that zygotes can be classified as male/female at conception, which they obviously cannot be without further clarification. Your “good faith” reasoning is that you can retrospectively make that assignment, but there are no criteria to determine how that assignment ultimately happens, which therefore requires additional layers of “good faith” reasoning. Which takes us back to, yeah, the WH definition is hot garbage.

                  • @[email protected]
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                    3 hours ago

                    The text provides some clarification for how they want the classification at conception to work which, definitely yes, is hot garbage and creates more problems than it “solves”, but that doesn’t make it not say what it says.

          • @[email protected]
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            37 hours ago

            As far as I an aware, yes. But the degree did not mention chromosomes, but rather

            the sex that produces the large reproductive cell And the sex that produces the small reproductive cell