Which are features of Copernicus's model of the solar system? Select the three correct answers. A. Earth is fixed to a crystalline sphere.
B. All planets orbit the Sun at the same speed.
C. The planets move in perfect circles.
D. The Sun is at the center.
E. The outer planets move in epicycles.
F. The stars are fixed to an outer sphere.​

not sure if this is what you'r looking for nnew= nold

b is dominant over the allele for the white fur.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.

you know they are heterozygous for a trait because they have it as jj or jj.