From your document dump: "The lack of 100% concordance in monozygotic twins suggests that genetic events alone are not responsible for the clefting phenotype".
i.e homosexuality is NOT genetic, homosexuality has NO genetic markers like real diseases, homosexuality is a behavioral disorder that is strictly environmental.
Further: Your study doesn’t cite proof that the Brazilian twins are MZ, your study doesn’t cite that Brazilian twins were Mendelian.
Next time you cite an entire study as your “cite” I’ll assume it’s just more obfuscation.
As far as "commercially driven", what's your source for that?
From your other article: The UI-led study was supported in part by grants from the National Institute of Dental and Craniofacial Research, an institute of the National Institutes of Health. In addition…
Don't bother me again.