Question #6423479Single Choice

Biology

Question

In a certain species, a trait is controlled by a gene with three alleles: A, B, and C. The presence of any two alleles in a heterozygous state shows a unique phenotype that cannot be predicted by the simple two-factor model. This is an example of an exception due to

Options

Unusual dominance relationships

The presence of multiple alleles

Gene interaction

Environmental influence on gene expression

Answer & Analysis

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