For a given cross, the expected number of double recombinants is 18 and the observed number of double recombinants is 12. What is the coefficient of coincidence (COC)?
A) 1.50
B) 0.50
C) 0.67
D) 0.33
E) 0.30

Question

Quizplus · Accepted Answer

The coefficient of coincidence (COC) is calculated as the ratio of observed double recombinants to expected double recombinants. Thus, COC = 12 / 18 = 0.67.

For a Given Cross, the Expected Number of Double Recombinants