Combining the percentage of fertilized eggs that are lost within the first two weeks with the percent that are aborted or lost due to miscarriage in the remaining months of pregnancy, you should conclude that about ________ of all fertilized eggs eventually result in the birth of a baby.
A) 20%
B) half
C) two-thirds
D) almost 90%

Question

Quizplus · Accepted Answer

An estimated two-thirds of all fertilized eggs may be lost within the first two weeks. Another 19% are aborted and 17 % are lost through miscarriage. Thus, of the choices provided, 20% is the best estimate of the number of fertilized eggs that eventually result in the birth of a baby.

Combining the Percentage of Fertilized Eggs That Are Lost Within