The Maize Genes Sh and Bz Are Linked,40 Map Units

Multiple Choice

The maize genes sh and bz are linked,40 map units apart.If a plant sh⁺bz/sh bz⁺ is selfed,what proportion of the progeny will be sh bz/sh bz?

A) 0.04
B) 0.10
C) 0.20
D) 0.40
E) 0.50