A urine test reveals a positive result for human chorionic gonadotropin (hCG).This indicates ________ was successful.
A) gastrulation
B) fertilization
C) ovulation
D) implantation

Question

Quizplus · Accepted Answer

A positive result for hCG in a urine test indicates that implantation of a fertilized egg has occurred and pregnancy has begun. Gastrulation and ovulation are not directly detected by hCG, and while fertilization could technically be detected, a urine test would not yield a positive result until after implantation.

A Urine Test Reveals a Positive Result for Human Chorionic