To determine the type of inheritance observed in a pink and yellow flower, it would be helpful to know more about the genetic traits of the flowers, such as their parental colors and how the offspring are exhibiting these colors.
Here are a few possibilities for the inheritance patterns:
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Complete Dominance: If one flower color (e.g., yellow) completely masks the expression of the other color (pink), then the yellow color could be dominant and pink could be recessive.
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Incomplete Dominance: If the result of crossing a pink flower with a yellow flower produces a flower with an intermediate phenotype (e.g., light pink or peach), it indicates incomplete dominance, where neither color is completely dominant over the other.
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Codominance: If the offspring exhibit both colors distinctly (for example, a flower with both yellow and pink patches), it suggests codominance, where both alleles are expressed equally.
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Polygenic Inheritance: If the flower colors are a result of multiple genes influencing the trait, this could result in a wide range of colors rather than just pink and yellow.
If you can provide additional details about the genetic backgrounds of the parent flowers or the phenotypic ratios observed in the offspring, I could give a more precise answer regarding the type of inheritance.