The role of DNA in cellular differentiation is to -

Responses

mutate genes when a cell divides in two.
mutate genes when a cell divides in two.,

provide a series of genes that can be turned on or off.
provide a series of genes that can be turned on or off.,

protect genes from damage as they reproduce.
protect genes from damage as they reproduce.,

produce mitochondria for energy production.

The role of DNA in cellular differentiation is to provide a series of genes that can be turned on or off.