Dictionary > Punnett SquarePunnett SquarePunnett Square n. Definition: A tool that helps show all possible allelic combinations QuizChoose the best answer. 1. What is a Punnett Square? A tool for showing possible alleles of offspring in a test cross A tool for showing possible gametes of parents in a test cross A tool for showing possible alleles of parents in a test cross 2. In a Punnett Square, the dominant character or allele is represented by Capital letter Lower case letter Both capital and lower case letters
