Not quite - mating types aren’t sex (though the post confuses them). Their gametes are the same size (isogamy), so it’s called mating types. Humans have gametes of different sizes, so we have sexes.
Not quite - mating types aren’t sex (though the post confuses them). Their gametes are the same size (isogamy), so it’s called mating types. Humans have gametes of different sizes, so we have sexes.
Right, “equivalent to” in the sense that legs are “equivalent to” fins in that they provide locomotion.