_______ occurs when the ________ attaches to the wall of the uterus.

Name: _______ occurs when the ________ attaches to the wall of the uterus.
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Question

Quizplus · Accepted Answer

Fertilization occurs when the sperm and egg join to form a zygote, which then begins to divide and eventually becomes a blastocyst. Implantation occurs when the blastocyst attaches to the lining of the uterus, and can only occur after fertilization has occurred. Therefore, the correct choice is C, implantation of the blastocyst.

_______ Occurs When the ________ Attaches to the Wall of the Uterus

_ Occurs When the __ Attaches to the Wall of the Uterus