Ideally, how many hours of direct sunlight do turf plants need each day, to grow healthily?

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.

cell regulation is conducted by special proteins.

what's the question ?

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.