14. Genetic Control of Development
Early Developmental Steps
Problem 16c
Textbook Question
Textbook QuestionThe maternal-effect mutation bicoid (bcd) is recessive. In the absence of the bicoid protein product, embryogenesis is not completed. Consider a cross between a female heterozygous for the bicoid alleles (bcd⁺/bcd⁻) and a male homozygous for the mutation (bcd⁻/bcd⁻).
How is it possible for a male homozygous for the mutation to exist?
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