In a Mixed Infection Experiment,you Study Two Plaque Phenotypes of Large

Multiple Choice

In a mixed infection experiment,you study two plaque phenotypes of large l⁺ versus small l^- and bumpy b⁺ versus smooth b^- .You mix small l^- b⁺ with smooth l⁺ b^- and identify 50 small,smooth and 47 large,bumpy.How far apart are the genes?

A) 490
B) 99
C) 49
D) 1000
E) There is not enough information to calculate the distance.