For fertilization to occur, the sperm has to penetrate through the _____ and the zona pellucida.
A)zona glomerulosa
B)zonula occludens
C)corona radiata
D)corona granulosa
E)cumulus oophorous

Question

Quizplus · Accepted Answer

The sperm must first penetrate through the corona radiata, a layer of cells surrounding the oocyte, before it can reach the zona pellucida, a thick glycoprotein layer that surrounds the oocyte. The other options listed are not involved in the process of fertilization.

For Fertilization to Occur, the Sperm Has to Penetrate Through