Question 4
Arrange the following events when a sperm cell fertilizes the ovum. 1) Acrosomal reaction 2) Fast block to polyspermy 3) Cortical reaction 4) Plasma membrane fusion 5) Sperm nucleus enters the ovum
Original choices:
A. 1, 4, 2, 3, 5
B. 1, 4, 5, 3, 2
C. 3, 4, 2, 1, 5
D. 3, 4, 5, 1, 2
E. 4, 1, 3, 2, 5
Editorial review: explain the scientific result and evaluate the printed wording and choices.
Original choices:
A. 1, 4, 2, 3, 5
B. 1, 4, 5, 3, 2
C. 3, 4, 2, 1, 5
D. 3, 4, 5, 1, 2
E. 4, 1, 3, 2, 5
Editorial review: explain the scientific result and evaluate the printed wording and choices.