Question

Math the following corresponding number to the appropriate letter:

1. Fast block
2. slow block
3. Waves of Ca 2+
4. Polyspermy

A. fertilization with more than a single sperm cell
B. slow block in mammals
C. elevation of fertilization envelope
D. change in cell membrane electric potential

Answer 1

1. D. change in cell membrane electric potential
2. B. slow block in mammals
3. C. elevation of fertilization envelope
4. A. fertilization with more than a single sperm cell