What essential protein is involved in the breaking and linking of monomers?

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

Along what geographical feature are most of the oil producing regions located

Scientific evidence is most likely to be consistent if it is based on data from