if-a-female-fly-in-drosophila-melanogaster-has-two-non-functional-copies-of-the-

Question

If a female fly in Drosophila melanogaster has two non-functional copies of the bicoid gene (homozygous loss-of-function allele) and she mates with a wild-type male (normal bicoid gene), What would be the expected phenotype of their progeny?

Accepted Answer

Defects in head and anterior body segment development.

Answer

Normal anterior-posterior patterning.

Answer

Abnormal peripheral-anterior patterning.

Answer

Defects in the tail and posterior body segment development.

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If a female fly in Drosophila melanogaster has two non-functional copies of the bicoid gene (homozygous loss-of-function allele) and she mates with a wild-type male (normal bicoid gene), What would be the expected phenotype of their progeny?