Difference between Embryo and Blastocyst
Difference between Embryo and Blastocyst are in tabular form below –
No. |
Embryo |
Blastocyst |
Meaning |
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1. | An unborn animal in early stages of development before birth is referred to as Embryo. | A fluid filled sphere of cells which is implanted in the endometrium and formed by the morula is referred to as Blastocyst. |
Process |
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2. | The processes such as neurulation, organogenesis and gastrulation are involved in the Embryo formation. | The blastulation process forms blastocyst. |
Organisms |
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3. | The embryo is present in both plants and animals. | The blastocyst is present in only mammals. |
Takes place |
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4. | In the animals, embryo takes place from the ICM of the blastocyst. | The blastocyst takes place from the cleavage of the zygote. |
After fertilization |
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5. | After fertilization, embryo is formed after two to eleven weeks. | After fertilization, blastocyst is formed after five days to two weeks. |
Preganancy rate |
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6. | In the IVF, when embryo is transferred then it shows low pregnancy rate. | In the IVF, when blastocyst is transferred then it shows high pregnancy rate. |