Allele for dark hair dogs is d and the allele for light brown hair is d what is the genotype of a dog that has light brown hair , dd, dd , dd

It is dd, that is the genotype, because you can't have a dominant because it would over power the light brown gene. So it is dd.

explanation:

the universal gravitation equation. since the gravitational force is directly proportional to the mass of both interacting objects, more massive objects will attract each other with a greater gravitational force. if the mass of one of the objects is doubled, then the force of gravity between them is doubled.