Which two scientists worked together to develop a three-dimensional model of dna?

Why is it important to study each branch of earth science?

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

The structure that houses the cells genetic information.