In a Dihybrid Cross of Two Heterozygous Individuals, You Expect

question 1

Multiple Choice

In a dihybrid cross of two heterozygous individuals, you expect a 9:3:3:1 phenotypic ratio in the offspring, but observe a ratio of 9:7. What is the most likely explantation?

• A)Codominance
• B)It is a sex-limited trait
• C)Simple Mendelian inheritance
• D)Incomplete penetrance
• E) Epistatic interaction of the two genes

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