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5 Cards in this Set
- Front
- Back
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3 Types of Monozygotic Twinning?
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Di/Di, Mono/Di, & Mono/Mono
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This membrane layer evolves on day 4 of fertilization.
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The Chorion
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This membrane layer evolves after day 8 of fertiliztation.
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The Amnionic layer
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Determines the number of yolk sacs that are in a pregnancy.
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Amniocity
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Determines the number of placentas depending on when the division of the fertilized ovum occured.
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Chorionicity
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