A quick guide for helping students solve word problems dealing with genetics assign letters for heterozygous traits based on the dominant trait then set up a punnett square how to solve a punnet square 1 determine the genotypes letters of the parents bb x bb 2 set up the punnet square with one parent on each side . Beginners guide to punnett squares paul andersen introduces the punnett square as a a powerful tool in genetic analysis he tries to address major misconceptions that students have when use a punnett square he gives a number of examples of monohybrid crosses and one example of a dihybrid cross. Paul andersen introduces the punnett square as a a powerful tool in genetic analysis he tries to address major misconceptions that students have when use a punnett square he gives a number of . Using the solving punnett squares file as a class visual and the monohybrid cross worksheet i explicitly teach the seven step process by which a punnett square problem can be solved as a class i model the process of solving problems 16 a b as i randomly solicit student input during the problem solving process. B probability and punnett squares 1 punnett square a chart that shows all the possible combinations of alleles from a genetic cross and the probability that offspring will inherit a certain genotype o probability is the likelihood that a particular event will occur a know how to use a punnett square to find the probability of a cross
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