Maternal effect genes of Drosophila are genes active in ____ cells, whose products establish ____ in developing embryos.
A) maternal; gender
B) maternal; polarity
C) embryonic; polarity
D) embryonic; gender
E) egg; gender

Question

Quizplus · Accepted Answer

Maternal effect genes are active in maternal cells (the mother's egg cells) and their products are crucial for establishing the polarity (head-tail, dorsal-ventral orientation) of the developing Drosophila embryos.

Maternal Effect Genes of Drosophila Are Genes Active in ____