huh? no, uncommon in terms of human biology.

How do you differentiate this from the meme?

they exist. they’re real. they’re just not the majority. and that’s ok. they don’t have to be.

Like the elements in the meme? How do you differentiate this from the meme?

I’m not sure what that has to do with elements on the periodic table.

This post us explicitly about a meme comparing gender to elements.

I am pretty sure you getting downvoted because it looks like you either forgot or are ignoring the post you are commenting on.