You are working in a Drosophila lab and find a larva with

Last updated: 12/13/2023

You are working in a Drosophila lab and find a larva with two anterior ends Both a normal larva and the mutant larva are shown below What is the most likely explanation for the mutant larvaphenotype Anterior Posterior Normal or wild type larva Mutant larva A protein encoded by a segment polarity gene is not degraded correctly and accumulates in both ends of the embryo The nurse cells that produce the Bicoid protein are defective so there is no protein at either end of the embryo There is a mutation in the bicoid gene causing no functional Bicoid protein to be made