Compared to sea urchin eggs, those of mammals
A) complete the fertilization process more rapidly.
B) have not already completed meiosis at the time of ovulation.
C) have a more distinct animal pole.
D) have a more distinct vegetal pole
E) have no requirement for the cortical reaction.

Question

Quizplus · Accepted Answer

Sea urchin eggs complete meiosis before they are ovulated, while the eggs of mammals have not completed meiosis at the time of ovulation.

Compared to Sea Urchin Eggs, Those of Mammals