Why are doughnut boxes usually pink?
"Scientists have genetically engineered the donut boxes to produce lower levels of an enzyme present in conventional boxes that converts the pink pigment lycopene to the yellow pigment beta carotene.“
Why are doughnut boxes usually pink?
"Scientists have genetically engineered the donut boxes to produce lower levels of an enzyme present in conventional boxes that converts the pink pigment lycopene to the yellow pigment beta carotene.“