A fly embryo has a mutation that makes it unresponsive to the Gap gene, Krüppel. What is the
most likely result?

Question

A fly embryo has a mutation that makes it unresponsive to the Gap gene,  Krüppel.  What is the
most likely result?

Accepted Answer

Disruption of Pair Rule gene expression

Answer

Up-regulation of other Gap genes

Answer

Inhibition of  Bicoid  gene expression

Answer

A fly with heads at both ends

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