The phenotypic ratio will be 1:1.
A phenotypic ratio is a quantitative relation among phenotypes displaying the quantity of instances the frequency of 1 phenotype correlates with another. When a researcher would really like to reap the gene expression for generations of an organism, they use the phenotypic ratio received from a check cross.
When a test cross is performed between an individual with heterozygous phenotype and an individual with homozygous recessive phenotype, the resulting ratio will be 1:1 of the dominant to recessive phenotype.
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