Problem

Solutions For An Introduction to Genetic Analysis Chapter 4 Problem 59P

Step-by-Step Solution

Solution 1

The phenotype data for a three-point cross for abc and bcd is tabulated as follows:

Picture 1

By comparing the progeny details of the parental class and the double crossover class, the order of the four genes is a-c-b-d.

Recombination between a and c can be calculated in the following way:

Recombination between b and c in cross 1:

Recombination between b and c in cross 2:

The total distance would be:

Recombination between b and d:

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