Select each correct answer. More than one answer may be correct. Which of the following affects the force of gravity between two objects?

the objects' volumes
the distance between the objects
the objects' densities
the objects' masses

In cattle a single gene with two alleles determines fur color the fur can be red white or roan roan fur has both red and white hair which of the following statements is true a the allele for roan fur color is dominant over red and white fur color b the allele for red fur color is dominant over white and roan fur color c the roan and white alleles are expressed independently of the other d the red and white alleles are expressed independently of each other