Two plants in a cross were each heterozygous for two gene pairs (Ab/aB) whose loci are linked and 25 mu apart. Assuming that crossing over occurs during the formation of both male and female gametes and that the A and B alleles are dominant, determine the phenotypic ratio of their offspring.

Biology Today and Tomorrow without Physiology (MindTap Course List)
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Chapter9: Patterns Of Inheritance
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Two plants in a cross were each heterozygous for two gene pairs
(Ab/aB) whose loci are linked and 25 mu apart. Assuming that
crossing over occurs during the formation of both male and female
gametes and that the A and B alleles are dominant, determine the
phenotypic ratio of their offspring.

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