What is the sequence of steps in preimplantation genetic diagnosis (PGD)? 1. formation of 8-celled embryo
2) induction of ovulation by hormones
3) removal of 8-12 mature eggs
4) fertilization by sperm in vitro
5) screening of a cell from the embryo by DNA testing
A) 1, 2, 3, 4, 5
B) 2, 3, 4, 1, 5
C) 3, 4, 5, 2, 1
D) 4, 3, 2, 1, 5
E) 5, 4, 3, 1, 2

Question

Quizplus · Accepted Answer

The correct sequence for preimplantation genetic diagnosis (PGD) starts with inducing ovulation by hormones, followed by the removal of mature eggs, fertilization in vitro, formation of an 8-celled embryo, and finally, screening of a cell from the embryo by DNA testing.

What Is the Sequence of Steps in Preimplantation Genetic Diagnosis