A Drosophila larva has a loss-of-function mutation in the segment polarity gene, engrailed , that prevents the encoded protein binding to its targets. What the most likely outcome?

Question

A  Drosophila  larva has a loss-of-function mutation in the segment polarity gene,  engrailed , that prevents the encoded protein binding to its targets. What the most likely outcome?

Accepted Answer

Disruption of homeotic gene expression

Answer

Up-regulation of  gap  gene expression

Answer

Segmentation of the larva into compartments

Answer

Down-regulation of  nanos  gene expression

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A Drosophila larva has a loss-of-function mutation in the segment polarity gen...

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