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 explanation? O Codominance O It is a sex-limited trait Simple Mendelian inheritance O Incomplete penetrance O Epistatic interaction of the two genes

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN:9781305967359
Author:STARR
Publisher:STARR
Chapter13: Patterns In Inherited Traits
Section: Chapter Questions
Problem 1SA: A heterozygous individual has _______ for a trait being studied. a. the same allele on both...
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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 explanation?
O Codominance
O It is a sex-limited trait
O Simple Mendelian inheritance
O Incomplete penetrance
O Epistatic interaction of the two genes
Transcribed Image Text: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 explanation? O Codominance O It is a sex-limited trait O Simple Mendelian inheritance O Incomplete penetrance O Epistatic interaction of the two genes
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