Startup idea: Grow black mice that are hyperresponsive and white mice that are hyporesponsive (?) while optimizing for minimum genetic distance. Sell them in

Startup idea: Grow black mice that are hyperresponsive and white mice that are hyporesponsive (?) while optimizing for minimum genetic distance. Sell them in equally weighted batches as yin/yang mice ("purely for esthetic reasons, also suitable for lab tests")