The Genes F and G Act in Accordance with the Dobzhansky-Muller

question 171

Multiple Choice

The genes F and G act in accordance with the Dobzhansky-Muller model leading to sterility in hybrids between two species of monkeyflowers.Any combination of the F2 and the G1 alleles causes hybrids to be sterile.Based on the Dobzhansky-Muller model, which genotype was the ancestor of the two species unlikely to have?

• A). F1F1; G1G1
• B) F1F1; G2G2
• C) F0F0; G2G2
• D) F2F2; G0G0
• E) F0F0; G1G1

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