When does implantation normally occur?
A) in the oviduct.
B) about three days after fertilization.
C) during the secretory, or progestational, phase.
D) about three days before fertilization

Question

Quizplus · Accepted Answer

Implantation typically occurs during the secretory phase of the menstrual cycle, which is characterized by the presence of progesterone that prepares the uterine lining for implantation.

When Does Implantation Normally Occur