The identical twins, who have the same genes, were just as likely as fraternal twins to find the same things amusing.
(The identical twins; have; the same genes) (The identical twins, who have the same genes; were; just as likely as fraternal twins to find the same things amusing) (fraternal twins; to find; the same things amusing)
The identical twins The identical twins, who have the same genes fraternal twins
have were to find
the same genes
just as likely as fraternal twins to find the same things amusing
the same things amusing