Related Problems with Solutions

Question: In a dihybrid cross, the following progeny were observed:

AaBb = 240

Aabb = 754

aaBb = 746

aabb = 260

What is the distance between the two genes on the chromosome?

A) 12.5 map units

B) 1 map unit

C) 20 map units

D) 25 map units

Answer: 12.5 map units