Match the descriptions, labelled a. through e., with the items listed.
-zona pellucida
A)special milk produced during the first five days postpartum
B)evacuated from the uterus as "afterbirth"
C)super-rich endometrial tissue at the implantation site
D)the two-cell layered trophoblastic tissue that forms the fetal portion of the placenta
E)the intervening membrane between the developing oocyte and surrounding granulosa cells

Question

Quizplus · Accepted Answer

The zona pellucida is the glycoprotein layer surrounding the plasma membrane of mammalian oocytes. It is crucial for oocyte recognition, protection, and fertilization, acting as the intervening membrane between the developing oocyte and the surrounding granulosa cells.

Match the Descriptions, Labelled A