What does not have to happen in order for a pregnancy to occur? menstruation implantation fertilization ovulation

asked Jun 28, 2021 217k views

3 votes

What does not have to happen in order for a pregnancy to occur?

menstruation
implantation
fertilization
ovulation

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3 votes

implantation or menstruation

5.3k points

7 votes

Answer:

ovulation

Step-by-step explanation:

Nimish Goel answered Jul 3, 2021

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