1. Describe, in general, how sperm cells are formed.
2. Describe, in general, how ova are formed.
3. Describe the structure of a mammalian egg follicle.
4. Describe the structure of an amphibian egg.
5. Describe the sequence of events that surrounds fertilization.
6. What evidence exists that membrane potential is involved in thefast block to polyspermy.
7. What evidence exists that calcium ion flux is related to eggactivation.
8. What evidence exists that sodium ion flux is related to fastblock polyspermy.