Genetically identical individuals occur naturally in identical twins and we know from twin studies that environment can play a major role in determining how individuals might differ even though they have the identical genetic makeup.
(Genetically identical individuals; occur naturally; L:in identical twins) (we; know; from twin studies) (environment; can play; a major role in determining how individuals might differ)
Genetically identical individuals we environment
occur naturally know can play
L:in identical twins
from twin studies
a major role in determining how individuals might differ