Part 2: crossing beak color and feather color. 1. cross one parent that is heterozygous for both beak and feather color with a parent that is hmozygous for both recessive traits. what are the genotypyes of both parents? (hint: recall that p generation includes a heterozygous parent with dominant traits and homozygous parent with recessive traits) yybb: 420, yybb: 80, yybb: 80,yybb: 420. 2. which offspring are the recombinant in this cross? 3. how are apart are y and b?