<prompt> If both parents have type 2 diabetes, the risk of inheritance of diabetes is10203040  <response>: Inheritance of Diabetes: The risk of developing type 1 diabetes if either parent is affected is 3 to 5. Type 2 diabetes has a much stronger genetic component. If both parents have type 2 diabetes, the risk of developing it approaches 40. Ref: Williams Obstetrics; 25th edition 