A Drosophila larva has a loss-of-function mutation in the pair-rule gene, even-skipped . What the most likely outcome?

Question

A  Drosophila  larva has a loss-of-function mutation in the pair-rule gene,  even-skipped . What the most likely outcome?

Answer

Normal zygotic gene expression

Answer

Disrupted expression of segment polarity genes

Answer

Disrupted expression of gap genes

Answer

Anterior structures form at both ends

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