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Title: Implantation occurs when (Multiple Choice Question) Post by: Thierryp on Jul 7, 2017 Implantation occurs when
A) the sperm penetrates the egg. B) the blastocyst becomes a zygote. C) the egg is released into the fallopian tubes. D) the blastocyst lodges in the uterus. Title: Re: Implantation occurs when (Multiple Choice Question) Post by: Raecoco on Jul 7, 2017 Content hidden
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