No, not really. "Biologically male" organisms do not, as a class, have similar chromosomes, genitalia or ability to give birthhttps://twitter.com/ryancmack/status/814624085812670464 …
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Which chromosome arrangement causes this, and how this plays out in terms of how sex works on the macro scale, varies tremendously
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In seahorse sex the female seahorse puts its bigger, heavier gametes -- the eggs -- inside the male's body instead of vice versa
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