_______ mRNAs are preferentially localized at the anterior end of a fruit fly oocyte; ______ mRNAs are preferentially localized at the opposite or posterior end of the oocyte.
A)Bicoid, oskar
B)Oskar, bicoid
C)Bicoid, staufen
D)Staufen, bicoid
E)Oskar, staufen

Question

Quizplus · Accepted Answer

Bicoid mRNA is localized at the anterior end of a fruit fly oocyte, while oskar mRNA is localized at the posterior end. This localization is crucial for the proper development of the embryo, as it helps establish the body axis.

_______ MRNAs Are Preferentially Localized at the Anterior End of a Fruit