| 1. | He fused that egg cell with one of the adult udder cells.
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| 2. | The laboratory was able to extract two egg cells and fertilise them.
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| 3. | The gametes of animals have male and female forms spermatozoa and egg cells.
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| 4. | In some protists, fertilization also involves sperm syncytical antheridium surrounding the egg cells.
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| 5. | Mitochondria in mammalian sperm are usually destroyed by the egg cell after fertilization.
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| 6. | In animals, parthenogenesis means development of an embryo from an unfertilized egg cell.
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| 7. | Material in the egg cell, known as the cytoplasm, can reprogram adult cells.
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| 8. | The new egg cell was then fertilized with the father's sperm.
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| 9. | Acquiring such a number of human egg cells would be difficult and expensive.
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| 10. | Oocyte is the scientific term for the egg cells of mammals.
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