Which of the following statements is false?
A) When an allele is dominant, the heterozygous combination is the same phenotypically as one of the homozygotes.
B) Epistasis would not be expected to occur in a biochemical pathway.
C) Dominance refers to the form of expression of a gene in relation to its allele (or alleles).
D) Epistasis refers to a gene (or genes) of one pair masking the expression of a gene (or genes) at a different locus.
E) Epistasis is a nonallelic interaction; dominance is an allelic interaction.
Answer: B
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