In Sweet Peas, the Genes for Flower Color and Pollen

Multiple Choice

In sweet peas, the genes for flower color and pollen grain shape are 11 cM apart. A pure- breeding purple flowering plant with round pollen grains is crossed to a pure- breeding red flowering plant with long pollen grains. The resulting F1 offspring are all purple flowering plants with long pollen grains. What percent of offspring from a test cross analysis of the F1 individuals would you expect to be red flowering plants with long pollen grains?

A) 5.5
B) 89
C) 44.5
D) 39
E) 11