In Genetics, the Dash Symbol (-) Is a "Wild Card

Multiple Choice

In genetics, the dash symbol (-) is a "wild card" that stands for either the dominant allele or the recessive allele; for example, W- means the individual has either the genotype WW or Ww. In summer squash, genotypes W- G- and W- gg are white, ww G- are yellow, and ww gg are green. W and G show independent assortment. What cross would yield white and yellow progeny in the ratio of 1:1?

A) WW gg × ww gg
B) WW Gg × Ww GG
C) Ww Gg × Ww Gg
D) WW gg × ww GG
E) Ww Gg × ww GG