MCQOPTIONS
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| 1. |
Which one of the following is a correct developmental sequence? |
| A. | Ovum-sperm, blastocyst, zygote. |
| B. | Blastocyst, ovum-sperm, zygote. |
| C. | Blastocyst, zygote, ovum-sperm. |
| D. | Ovum-sperm, zygote, blastocyst |
| Answer» E. | |