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  2. Birth order - Wikipedia

    en.wikipedia.org/wiki/Birth_order

    To determine the suitable name for the newborn child, one first finds out the number of the newborn within the family, and only then chooses the male/female name, according to the gender of the newborn. So, for example, if a baby girl is born after three boys, her name would be Moonaga (4th born, female) as she is the fourth child within the ...

  3. XY sex-determination system - Wikipedia

    en.wikipedia.org/wiki/XY_sex-determination_system

    The idea is instead of having a simplistic mechanism by which you have pro-male genes going all the way to make a male, in fact there is a solid balance between pro-male genes and anti-male genes and if there is a little too much of anti-male genes, there may be a female born and if there is a little too much of pro-male genes then there will ...

  4. Firstborn - Wikipedia

    en.wikipedia.org/wiki/Firstborn

    The first born is often raised with more attention than the following child or children, which causes the first born child to develop certain characteristics. This is because a couple, which decides to have their first child, is inexperienced and new to raising a child which causes them to be extra aware and concerned for the child.

  5. Sexual differentiation in humans - Wikipedia

    en.wikipedia.org/wiki/Sexual_differentiation_in...

    A zygote with only X chromosome (XO) results in Turner syndrome and will develop with female characteristics. [5] Congenital adrenal hyperplasia –Inability of adrenal to produce sufficient cortisol, leading to increased production of testosterone resulting in severe masculinization of 46 XX females. The condition also occurs in XY males, as ...

  6. Sex-determination system - Wikipedia

    en.wikipedia.org/wiki/Sex-determination_system

    The first published case of mitochondrial male sterility among metazoan was reported in 2022 in the hermaphroditic snail Physa acuta. [81] In some flies and crustaceans, all offspring of a particular individual female are either exclusively male or exclusively female (monogeny). [80]

  7. Here Are 75 First Born Quotes to Share With Your Eldest Child

    www.aol.com/lifestyle/75-first-born-quotes-share...

    Like most oldest siblings, I was the guinea pig. Through rearing me, wisdom was acquired, lessons were learned and certain models of thought (i.e. anxious hovering) were abandoned with haste.

  8. List of gender identities - Wikipedia

    en.wikipedia.org/wiki/List_of_gender_identities

    non-binary [8] [5] can be defined as "does not subscribe to the gender binary but identifies with neither, both, or beyond male and female". [19] The term may be used as "an umbrella term, encompassing several gender identities, including intergender, agender, xenogender, genderfluid, and demigender."

  9. Baby boomers get a bad rap. They don’t understand current pregnancy trends or how millennials parent their...