A hydatidiform mole is an abnormal union of the ovum and spermatozoon that produces small, fluid-filled sacs but no ________
A) HCG
B) uterus
C) embryo
D) tumor
C
Explanation: A) The chorion does produce HCG as in a normal pregnancy.
B) There is still a uterus.
C) Correct! The fluid-filled sacs are in place of an embryo.
D) This is a tumor.
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