Determine the relative order and map distances

Reference no: EM1382388

The following three recessive genes are found in corn. Brittle endosperm (bt1), glossy leaf (gl17), and ragged seedling (rgd1). A tri-hybrid is test-crossed producing the following offspring.

brittle, glossy, ragged 258

brittle, glossy 121

ragged 119

glossy, ragged 26

wild-type 242

brittle, ragged 7

glossy 5

brittle 22

800

a--if the genes are linked, determine the relative order and map distances (both measured and actual).

b--what is the coefficient of coincidence for double crossovers.

c--Is there any crossover interference? If so, how much?

Reference no: EM1382388

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