Identical Twins Have Identical Genes

Multiple Choice

Identical twins have identical genes.If one twin has type 1 diabetes,the other twin will also have type 1 diabetes approximately 50% of the time.What can you conclude from this information?

A) Genes are not the sole reason that individuals acquire type 1 diabetes.
B) The hereditary factor in type 1 diabetes has not been well studied.
C) Twins with type 2 diabetes have lower insulin levels than 50% of twins with type 1 diabetes.
D) Twins with type 2 diabetes have a 50% lower probability of showing sugar in their urine than those with type 1 diabetes.