Chin FAQs:

Q: Is chin a cladistic apomorphy?

A: Yes, and partially defining anatomically modern humans as distinct from archaic forms.

Q: Are chins common among people originating from Europe and the Middle East?

A: Yes.

Q: Is chin a layer of subcutaneous fat around the neck that sags down and creates a wrinkle?

A: Yes, and making the owner appear to have a second chin.