- 1(current)
Q. No.What ensures that only one sperm can fertilize the ovum?
1. Corona Radiata
2. Ground substance around ovum
3. Zona pellucida
4. Acrosome
Subtopic: Â Fertilization |
 81%
Level 1: 80%+
Hints
What happens when a sperm enters the cytoplasm of the secondary oocyte?
1. Release of first polar body
2. Completion of meiosis II
3. Degeneration of polar bodies
4. Dissolution of zona pellucida
Subtopic: Â Fertilization |
 84%
Level 1: 80%+
Hints
In humans, the sex of the baby is determined:
| 1. | At the time of fertilization and by the father |
| 2. | At the time of fertilization and by the mother |
| 3. | At the time of implantation and by the father |
| 4. | At the time of implantation and by the mother |
Subtopic: Â Fertilization |
 90%
Level 1: 80%+
Hints
- 1(current)
Q. No.
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