What is the cause of Polydactyly?

No. Polydactyly is purely an autosomal dominant genetic disorder and cannot be caused by any environmental stress.

Polydactyly is caused by a congenital physical anomaly, which is caused by damage to a developing fetus. This may be a result of genetic abnormalities, the uterine environment, errors of...

It is a congenital deformity in which the person has more than five fingers on one or both hands.

Insecurity? If there's one person who about insecurity, its me. I spent my early childhood incredibly insecure. And up until now, I still know lots of other people who are stuck in that STAGE. There...

Proximate: What triggered the immediate response of an animal? Ultimate: how did it benefit the species?