In mice the Bility to run normally is a dominant trait mice with this trait are called running mice (R). The recessive trait causes mice to runs in circles only. Mice with this trait is called waltzing mice (r) David, a male mouse, is a running mouse. Jayne, a female mouse, is a waltzing mouse. They created 6 mice, 4 running mice and 2 waltzing mice. What genotype(s) could David have?

What genotype(s) could Jayne have?

Is David the father for all six mice?

If he is the father what genotype must he have to be the father? If not explain?