Multiple Choice
In a dihybrid cross experiment, three different crosses produced the following numbers of male offspring: 18, 22, and 20. Which of the following is the mean number of male offspring produced by these three crosses?
30
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In melons, spots (S) are dominant to no spots (s) and bitterness (B) is dominant to sweet (b). Answer the following questions that arise from a crossing of a homozygous dominant plant with a homozygous recessive plant. Assume Mendelian inheritance. I. What is the F2 phenotypic ratio if the F1 generation is intercrossed?