2. Bicoid(bcd) is a maternal effect gene that functions in Drosophiladevelopment.
(i) Describe the role of maternal effect genes.
(ii) What will be the phenotype of a fruit fly that is homozygous for a mutated bicoidgene and why (bcd-)?
(iii) Suppose that a male fruit fly that is homozygous for a mutated bicoidgene (bcd-) mated with a wild-type female. What would be the phenotype of the progeny and why?
(iv) Suppose that a female fruit fly that is homozygous for a mutated bicoidgene (bcd-) mated with a wild-type male. What would be the phenotype of the progeny and why?
(v) Suppose that a fruit fly larva was destined to develop two posterior ends. What could a researcher do to allow this larva to develop normally (wild-type phenotype)?
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