Admission test for the degree course in medicine and surgery 2011-2012

Domanda 51 di 80

Cross over values (COV’s) can be considered as the relative distance between genes and are used to help construct chromosome maps. Four genes, called P, Q, R and S, are found on the same chromosome. Use the following COV’s to work out the sequence of the four genes. P to Q = 33 Q to R = 8 R to S = 15 P to S = 10 P to R = 25 The sequence of the genes is